diff --git a/app/current/src/main/scala/io/scalajs/nodejs/Assert.scala b/app/current/src/main/scala/io/scalajs/nodejs/Assert.scala
index a3661dc13..81d41bb59 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/Assert.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/Assert.scala
@@ -35,7 +35,7 @@ trait Assert extends IEventEmitter {
     */
   def deepStrictEqual(actual: js.Any, expected: js.Any, message: String = js.native): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def doesNotReject(asyncFn: js.Function | js.Promise[_],
                     error: js.RegExp | js.Function = js.native,
                     message: String = js.native): Unit = js.native
@@ -115,7 +115,7 @@ trait Assert extends IEventEmitter {
              error: js.RegExp | js.Function | js.Object | Error,
              message: String = js.native): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def rejects(asyncFn: js.Function | js.Promise[_],
               error: js.RegExp | js.Function | js.Object | Error = js.native,
               message: String = js.native): Unit = js.native
@@ -127,6 +127,6 @@ trait Assert extends IEventEmitter {
 @js.native
 @JSImport("assert", JSImport.Namespace)
 object Assert extends Assert {
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   val strict: Assert = js.native
 }
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/Module.scala b/app/current/src/main/scala/io/scalajs/nodejs/Module.scala
index 888d70730..dfed7c627 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/Module.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/Module.scala
@@ -72,12 +72,12 @@ trait Module extends js.Object {
 @JSImport("module", JSImport.Namespace)
 object Module extends Module {
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   var builtinModules: js.Array[String] = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def createRequire(filename: String): Require = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def createRequire(filename: io.scalajs.nodejs.url.URL): Require = js.native
 }
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/buffer/Buffer.scala b/app/current/src/main/scala/io/scalajs/nodejs/buffer/Buffer.scala
index 860e63466..1eed403d9 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/buffer/Buffer.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/buffer/Buffer.scala
@@ -844,25 +844,25 @@ class Buffer protected () extends Uint8Array( /* dummy to trick constructor */ -
   /**
     *   @see https://nodejs.org/api/buffer.html#buffer_buf_readbiguint64be_offset
     */
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def readBigInt64BE(offset: Int = js.native): Buffer.UnsafeBigInt = js.native
 
   /**
     *   @see https://nodejs.org/api/buffer.html#buffer_buf_readbiguint64le_offset
     */
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def readBigUInt64LE(offset: Int = js.native): Buffer.UnsafeBigInt = js.native
 
   /**
     *   @see https://nodejs.org/api/buffer.html#buffer_buf_writebigint64be_value_offset
     */
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def writeBigInt64BE(value: Buffer.UnsafeBigInt, offset: Int = js.native): Int = js.native
 
   /**
     *   @see https://nodejs.org/api/buffer.html#buffer_buf_writebigint64le_value_offset
     */
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def writeBigInt64LE(value: Buffer.UnsafeBigInt, offset: Int = js.native): Int = js.native
 }
 
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/cluster/ClusterSettings.scala b/app/current/src/main/scala/io/scalajs/nodejs/cluster/ClusterSettings.scala
index f1ddc5b58..bb224f8f6 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/cluster/ClusterSettings.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/cluster/ClusterSettings.scala
@@ -34,10 +34,10 @@ trait ClusterSettings extends js.Object {
 
   var inspectPort: Int | js.Function = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   var cwd: String = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   var windowsHide: Boolean = js.native
 }
 
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/console_module/Console.scala b/app/current/src/main/scala/io/scalajs/nodejs/console_module/Console.scala
index f044ddeb1..7c6571e73 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/console_module/Console.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/console_module/Console.scala
@@ -145,7 +145,7 @@ class Console protected () extends js.Object {
     * @param tabularData
     * @param properties Alternate properties for constructing the table.
     */
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def table(tabularData: js.Any, properties: js.Array[String] = js.native): Unit = js.native
 
   /**
@@ -165,7 +165,7 @@ class Console protected () extends js.Object {
   /**
     * Stops a timer that was previously started by calling [[time()]] and prints the result to `.stdout`.`
     */
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def timeLog(label: String, data: js.Any*): Unit = js.native
 
   /**
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/crypto/Certificate.scala b/app/current/src/main/scala/io/scalajs/nodejs/crypto/Certificate.scala
index a4fb08e0b..433eea703 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/crypto/Certificate.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/crypto/Certificate.scala
@@ -18,12 +18,12 @@ class Certificate extends js.Object {
 @js.native
 @JSImport("crypto", "Certificate")
 object Certificate extends js.Object {
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def exportChallenge(spkac: String | BufferLike): Buffer = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def exportPublicKey(spkac: String | BufferLike, encoding: String = js.native): Buffer = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def verifySpkac(spkac: BufferLike): Boolean = js.native
 }
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/crypto/Crypto.scala b/app/current/src/main/scala/io/scalajs/nodejs/crypto/Crypto.scala
index 5702faa23..a6e9bb115 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/crypto/Crypto.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/crypto/Crypto.scala
@@ -53,15 +53,15 @@ trait Crypto extends js.Object {
   @deprecated("Use crypto.createCipheriv() instead.", "Node.js v10.0")
   def createCipher(algorithm: String, password: Buffer | String): Cipher = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def createCipheriv(algorithm: String,
                      key: String | BufferLike,
                      iv: String | BufferLike,
                      options: TransformOptions = js.native): Cipher = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def createCipheriv(algorithm: String, key: KeyObject, iv: String | BufferLike, options: TransformOptions): Cipher =
     js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def createCipheriv(algorithm: String, key: KeyObject, iv: String | BufferLike): Cipher = js.native
 
   /**
@@ -77,17 +77,17 @@ trait Crypto extends js.Object {
     */
   @deprecated("Use crypto.createDecipheriv() instead.", "Node.js v10.0")
   def createDecipher(algorithm: String, password: Buffer | String): Decipher = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def createDecipheriv(algorithm: String,
                        key: String | BufferLike,
                        iv: String | BufferLike,
                        options: TransformOptions = js.native): Decipher = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def createDecipheriv(algorithm: String,
                        key: KeyObject,
                        iv: String | BufferLike,
                        options: TransformOptions): Decipher = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def createDecipheriv(algorithm: String, key: KeyObject, iv: String | BufferLike): Decipher = js.native
 
   def createDiffieHellman(prime: String, primeEncoding: String, generator: Int | BufferLike): DiffieHellman = js.native
@@ -124,18 +124,18 @@ trait Crypto extends js.Object {
     * @param key       The key is the HMAC key used to generate the cryptographic HMAC hash.
     */
   def createHmac(algorithm: String, key: String | BufferLike, options: TransformOptions = js.native): Hmac = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def createHmac(algorithm: String, key: KeyObject, options: TransformOptions): Hmac = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def createHmac(algorithm: String, key: KeyObject): Hmac = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def createPrivateKey(key: String | Buffer | CreatePrivateKeyOptions): KeyObject = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def createPublicKey(key: String | Buffer | KeyObject | CreatePublicKeyOptions): KeyObject = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def createSecretKey(key: Buffer): KeyObject = js.native
 
   /**
@@ -152,14 +152,14 @@ trait Crypto extends js.Object {
     */
   def createVerify(algorithm: String, options: WritableOptions = js.native): Verify = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def generateKeyPair(
       `type`: String,
       options: GenerateKeyPairOptions,
       callback: Callback2[String | Buffer | KeyObject, String | Buffer | KeyObject]
   ): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def generateKeyPairSync(`type`: String, options: GenerateKeyPairOptions): KeyPair = js.native
 
   /**
@@ -172,7 +172,7 @@ trait Crypto extends js.Object {
 
   def getDiffieHellman(groupName: String): DiffieHellmanGroup = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def getFips(): Boolean = js.native
 
   def getHashes(): js.Array[String] = js.native
@@ -206,19 +206,19 @@ trait Crypto extends js.Object {
                  digest: String): Buffer = js.native
 
   def privateDecrypt(privateKey: String | Buffer, buffer: BufferLike): Buffer = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def privateDecrypt(privateKey: KeyObject, buffer: BufferLike): Buffer = js.native
 
   def privateEncrypt(privateKey: String | Buffer, buffer: BufferLike): Buffer = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def privateEncrypt(privateKey: KeyObject, buffer: BufferLike): Buffer = js.native
 
   def publicDecrypt(key: String | Buffer, buffer: BufferLike): Buffer = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def publicDecrypt(key: KeyObject, buffer: BufferLike): Buffer = js.native
 
   def publicEncrypt(key: String | Buffer, buffer: BufferLike): Buffer = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def publicEncrypt(key: KeyObject, buffer: BufferLike): Buffer = js.native
 
   def randomBytes(size: Int): Buffer                            = js.native
@@ -228,16 +228,16 @@ trait Crypto extends js.Object {
   def randomFillSync(buffer: Buffer, offset: Int): Buffer            = js.native
   def randomFillSync(buffer: Buffer): Buffer                         = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def randomFillSync(buffer: scala.scalajs.js.typedarray.DataView,
                      offset: Int,
                      size: Int): scala.scalajs.js.typedarray.DataView = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def randomFillSync(buffer: scala.scalajs.js.typedarray.DataView, offset: Int): scala.scalajs.js.typedarray.DataView =
     js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def randomFillSync(buffer: scala.scalajs.js.typedarray.DataView): scala.scalajs.js.typedarray.DataView = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def randomFillSync[T <: scala.scalajs.js.typedarray.TypedArray[_, T]](buffer: T,
                                                                         offset: Int = js.native,
                                                                         size: Int = js.native): T = js.native
@@ -246,36 +246,36 @@ trait Crypto extends js.Object {
   def randomFill(buffer: Buffer, offset: Int, callback: Callback1[Buffer]): Buffer            = js.native
   def randomFill(buffer: Buffer, callback: Callback1[Buffer]): Buffer                         = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def randomFill(buffer: scala.scalajs.js.typedarray.DataView,
                  offset: Int,
                  size: Int,
                  callback: Callback1[scala.scalajs.js.typedarray.DataView]): scala.scalajs.js.typedarray.DataView =
     js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def randomFill(buffer: scala.scalajs.js.typedarray.DataView,
                  offset: Int,
                  callback: Callback1[scala.scalajs.js.typedarray.DataView]): scala.scalajs.js.typedarray.DataView =
     js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def randomFill(buffer: scala.scalajs.js.typedarray.DataView,
                  callback: Callback1[scala.scalajs.js.typedarray.DataView]): scala.scalajs.js.typedarray.DataView =
     js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def randomFill[T <: scala.scalajs.js.typedarray.TypedArray[_, T]](buffer: T,
                                                                     offset: Int = js.native,
                                                                     size: Int = js.native,
                                                                     callback: Callback1[T]): T = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def scrypt(password: String | BufferLike,
              salt: String | BufferLike,
              keylen: Int,
              options: ScryptOptions = js.native,
              callback: Callback1[Buffer]): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def scryptSync(password: String | BufferLike,
                  salt: String | BufferLike,
                  keylen: Int,
@@ -283,15 +283,15 @@ trait Crypto extends js.Object {
 
   def setEngine(engine: String, fips: Int = js.native): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def setFips(enable: Boolean): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def sign(algorithm: String = js.native, data: BufferLike, key: String | Buffer | KeyObject): Buffer = js.native
 
   def timingSafeEqual(a: BufferLike, b: BufferLike): Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def verify(algorithm: String = js.native, data: BufferLike, key: String | Buffer | KeyObject): Boolean = js.native
 }
 
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/crypto/ECDH.scala b/app/current/src/main/scala/io/scalajs/nodejs/crypto/ECDH.scala
index c9d9da8b5..51e0703ac 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/crypto/ECDH.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/crypto/ECDH.scala
@@ -31,7 +31,7 @@ trait ECDH extends js.Object {
 }
 
 @js.native
-@enableMembersIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+@enableMembersIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
 @JSImport("crypto", "ECDH")
 object ECDH extends js.Object {
   def convertKey(key: String, curve: String, inputEncoding: String, outputEncoding: String, format: String): String =
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/crypto/Sign.scala b/app/current/src/main/scala/io/scalajs/nodejs/crypto/Sign.scala
index 67948d5ff..1aa83c551 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/crypto/Sign.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/crypto/Sign.scala
@@ -21,9 +21,9 @@ import scala.scalajs.js.|
 sealed trait Sign extends Writable {
   def sign(privateKey: String | Buffer): Buffer                         = js.native
   def sign(privateKey: String | Buffer, outputEncoding: String): String = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def sign(privateKey: KeyObject): Buffer = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def sign(privateKey: KeyObject, outputEncoding: String): String = js.native
 
   def update(data: String, inputEncoding: String = js.native): Unit = js.native
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/crypto/Verify.scala b/app/current/src/main/scala/io/scalajs/nodejs/crypto/Verify.scala
index 73d440e8f..1875c3f11 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/crypto/Verify.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/crypto/Verify.scala
@@ -45,9 +45,9 @@ trait Verify extends Writable {
     */
   def verify(obj: String | Buffer, signature: String, signatureEncoding: String): Boolean = js.native
   def verify(obj: String | Buffer, signature: BufferLike): Boolean                        = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def verify(obj: KeyObject, signature: String, signatureEncoding: String): Boolean = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def verify(obj: KeyObject, signature: BufferLike): Boolean = js.native
 
 }
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/dgram/Socket.scala b/app/current/src/main/scala/io/scalajs/nodejs/dgram/Socket.scala
index 8befc2c2b..bd225c452 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/dgram/Socket.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/dgram/Socket.scala
@@ -67,10 +67,10 @@ class Socket private[this] () extends IEventEmitter {
 
   def close(callback: js.Function = js.native): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def connect(port: Int, address: String = js.native, callback: js.Function0[Any] = js.native): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def disconnect(): Unit = js.native
 
   def dropMembership(multicastAddress: String, multicastInterface: String = js.native): Unit = js.native
@@ -80,7 +80,7 @@ class Socket private[this] () extends IEventEmitter {
 
   def ref(): this.type = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def remoteAddress(): RemoteAddress = js.native
 
   def send(msg: BufferMessage, offset: Int, length: Int, port: Int, address: String, callback: js.Function): Unit =
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/dns/PromiseResolver.scala b/app/current/src/main/scala/io/scalajs/nodejs/dns/PromiseResolver.scala
index f26e98f67..b596dab8c 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/dns/PromiseResolver.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/dns/PromiseResolver.scala
@@ -6,7 +6,7 @@ import scala.scalajs.js
 import scala.scalajs.js.annotation.JSImport
 
 @js.native
-@enableMembersIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+@enableMembersIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
 @JSImport("dns", "promises.Resolver")
 class PromisesResolver extends js.Object {
   def getServers(): js.Array[String]              = js.native
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/events/EventEmitter.scala b/app/current/src/main/scala/io/scalajs/nodejs/events/EventEmitter.scala
index 7a530ac29..69f2efa23 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/events/EventEmitter.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/events/EventEmitter.scala
@@ -74,7 +74,7 @@ trait IEventEmitter extends js.Object {
     */
   def listeners(eventName: String): js.Array[js.Function] = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def off(eventName: String, listner: js.Function): this.type = js.native
 
   /**
@@ -132,7 +132,7 @@ trait IEventEmitter extends js.Object {
     */
   def setMaxListeners(n: Int): this.type = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def rawListeners(eventName: String): js.Array[js.Function] = js.native
 }
 
@@ -158,6 +158,6 @@ object EventEmitter extends IEventEmitter {
   @deprecated("Use emitter.listenerCount() instead.", since = "4.0.0")
   def listenerCount(emitter: IEventEmitter, eventName: String): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def once(emitter: IEventEmitter, eventName: String): js.Promise[js.Array[js.Any]] = js.native
 }
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/fs/Fs.scala b/app/current/src/main/scala/io/scalajs/nodejs/fs/Fs.scala
index 09bc6f368..6441e5adf 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/fs/Fs.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/fs/Fs.scala
@@ -407,7 +407,7 @@ trait Fs extends IEventEmitter with FSConstants {
     */
   def linkSync(existingPath: Path, newPath: Path): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def lstat(path: Path, options: StatOptions, callback: FsCallback1[Stats]): Unit = js.native
 
   /**
@@ -426,7 +426,7 @@ trait Fs extends IEventEmitter with FSConstants {
     */
   def lstatSync(path: Path): Stats = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def lstatSync(path: Path, options: StatOptions): Stats = js.native
 
   /**
@@ -441,7 +441,7 @@ trait Fs extends IEventEmitter with FSConstants {
     * mode defaults to 0o777.
     * @example fs.mkdir(path[, mode], callback)
     */
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def mkdir(path: Path, mode: MkdirOptions, callback: FsCallback0): Unit = js.native
 
   /**
@@ -458,7 +458,7 @@ trait Fs extends IEventEmitter with FSConstants {
     */
   def mkdirSync(path: Buffer | String, mode: FileMode = js.native): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def mkdirSync(path: Buffer | String, mode: MkdirOptions): Unit = js.native
 
   /**
@@ -555,7 +555,7 @@ trait Fs extends IEventEmitter with FSConstants {
     */
   def open(path: Path, flags: Flags, callback: FsCallback1[FileDescriptor]): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def open(path: Path, callback: FsCallback1[FileDescriptor]): Unit = js.native
 
   /**
@@ -568,7 +568,7 @@ trait Fs extends IEventEmitter with FSConstants {
     */
   def openSync(path: Path, flags: Flags, mode: FileMode = js.native): FileDescriptor = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def openSync(path: Path): FileDescriptor = js.native
 
   /**
@@ -588,7 +588,7 @@ trait Fs extends IEventEmitter with FSConstants {
            position: Int | Null,
            callback: FsCallback2[Int, Buffer]): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def read(fd: FileDescriptor,
            buffer: BufferLike,
            offset: Int | Null,
@@ -608,7 +608,7 @@ trait Fs extends IEventEmitter with FSConstants {
     */
   def readSync(fd: FileDescriptor, buffer: Buffer, offset: Int, length: Int, position: Int): Int = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def readSync(fd: FileDescriptor, buffer: BufferLike, offset: Int, length: Int, position: Int): Int = js.native
 
   /**
@@ -623,7 +623,7 @@ trait Fs extends IEventEmitter with FSConstants {
     * @example fs.readdir(path[, options], callback)
     */
   def readdir(path: Path, options: String | FileEncodingOptions, callback: FsCallback1[ReaddirArrays]): Unit = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def readdir(path: Path, options: ReaddirOptions, callback: FsCallback1[ReaddirArrays2]): Unit = js.native
 
   /**
@@ -768,7 +768,7 @@ trait Fs extends IEventEmitter with FSConstants {
   def realpathSync(path: Path, options: FileEncodingOptions = js.native): Output = js.native
   def realpathSync(path: Path): String                                           = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   val realpath: RealpathObject = js.native
 
   /**
@@ -794,7 +794,7 @@ trait Fs extends IEventEmitter with FSConstants {
     * Asynchronous rmdir(2). No arguments other than a possible exception are given to the completion callback.
     * @example fs.rmdir(path, callback)
     */
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def rmdir(path: Path, options: RmdirOptions, callback: FsCallback0): Unit = js.native
 
   /**
@@ -804,7 +804,7 @@ trait Fs extends IEventEmitter with FSConstants {
     */
   def rmdirSync(path: Path): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def rmdirSync(path: Path, options: RmdirOptions): Unit = js.native
 
   /**
@@ -814,7 +814,7 @@ trait Fs extends IEventEmitter with FSConstants {
     */
   def stat(path: Path, callback: FsCallback1[Stats]): Stats = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def stat(path: Path, options: StatOptions, callback: FsCallback1[Stats]): Stats = js.native
 
   /**
@@ -823,7 +823,7 @@ trait Fs extends IEventEmitter with FSConstants {
     */
   def statSync(path: Path): Stats = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def statSync(path: Path, options: StatOptions): Stats = js.native
 
   /**
@@ -1019,7 +1019,7 @@ trait Fs extends IEventEmitter with FSConstants {
             position: Int | Null,
             callback: FsCallback2[Int, Buffer]): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def write(fd: FileDescriptor,
             buffer: BufferLike,
             offset: Int | Null,
@@ -1065,10 +1065,10 @@ trait Fs extends IEventEmitter with FSConstants {
   def writeFile(file: String, data: String, options: FileWriteOptions, callback: FsCallback0): Unit =
     js.native
   def writeFile(file: String, data: String, callback: FsCallback0): Unit = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def writeFile(file: String, data: BufferLike, options: FileWriteOptions, callback: FsCallback0): Unit =
     js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def writeFile(file: String, data: BufferLike, callback: FsCallback0): Unit = js.native
 
   /**
@@ -1081,10 +1081,10 @@ trait Fs extends IEventEmitter with FSConstants {
   def writeFileSync(file: Path | FileDescriptor, data: String, options: FileWriteOptions): Unit =
     js.native
   def writeFileSync(file: Path | FileDescriptor, data: String): Unit = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def writeFileSync(file: Path | FileDescriptor, data: BufferLike, options: FileWriteOptions): Unit =
     js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def writeFileSync(file: Path | FileDescriptor, data: BufferLike): Unit = js.native
 
   /**
@@ -1133,7 +1133,7 @@ trait Fs extends IEventEmitter with FSConstants {
 @JSImport("fs", JSImport.Namespace)
 object Fs extends Fs {
 
-  @enableMembersIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableMembersIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   @js.native
   trait FsPromises extends js.Object {
     def access(path: Path, mode: FileMode): js.Promise[Unit] = js.native
@@ -1154,7 +1154,7 @@ object Fs extends Fs {
     def mkdtemp(prefix: String, options: FileEncodingOptions): js.Promise[String]          = js.native
     def mkdtemp(prefix: String, encoding: String = js.native): js.Promise[String]          = js.native
     def open(path: Path, flags: Flags, mode: FileMode = js.native): js.Promise[FileHandle] = js.native
-    @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+    @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
     def open(path: Path): js.Promise[FileHandle]                                                             = js.native
     def readdir(path: Path, options: ReaddirOptions): js.Promise[js.Array[String] | js.Array[Dirent]]        = js.native
     def readdir(path: Path, options: String | FileEncodingOptions = js.native): js.Promise[js.Array[String]] = js.native
@@ -1162,7 +1162,7 @@ object Fs extends Fs {
     def readlink(path: Path, options: String | FileEncodingOptions): js.Promise[Output]                      = js.native
     def rename(oldPath: Path, newPath: Path): js.Promise[Unit]                                               = js.native
     def rmdir(path: Path): js.Promise[Unit]                                                                  = js.native
-    @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+    @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
     def rmdir(path: Path, options: RmdirOptions): js.Promise[Unit]                      = js.native
     def stat(path: Path, options: StatOptions = js.native): js.Promise[Stats]           = js.native
     def symlink(target: Path, path: Path, `type`: String = js.native): js.Promise[Unit] = js.native
@@ -1173,7 +1173,7 @@ object Fs extends Fs {
       js.native
   }
 
-  @enableMembersIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableMembersIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   @js.native
   trait FileHandle extends js.Object {
     val fd: FileDescriptor = js.native
@@ -1207,14 +1207,14 @@ object Fs extends Fs {
     def write(string: String, position: Int | Null, encoding: String): js.Promise[BufferIOResult[String]] = js.native
     def writeFile(data: String | BufferLike, options: FileWriteOptions): js.Promise[Unit]                 = js.native
     def writeFile(data: String | BufferLike): js.Promise[Unit]                                            = js.native
-    @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+    @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
     def writev(buffers: js.Array[js.typedarray.ArrayBufferView], position: Int | Null): js.Promise[Unit] = js.native
   }
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   val promises: FsPromises = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   @js.native
   class Dirent() extends js.Object {
     def isBlockDevice(): Boolean     = js.native
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/fs/ReadStream.scala b/app/current/src/main/scala/io/scalajs/nodejs/fs/ReadStream.scala
index 09b2037bc..a0c0a0575 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/fs/ReadStream.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/fs/ReadStream.scala
@@ -45,7 +45,7 @@ class ReadStream(path: Path) extends stream.Readable {
     */
   def close(callback: js.Function1[Unit, Any]): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   val pending: Boolean = js.native
 }
 
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/fs/package.scala b/app/current/src/main/scala/io/scalajs/nodejs/fs/package.scala
index c5a6d8320..fb5cfaa0f 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/fs/package.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/fs/package.scala
@@ -22,10 +22,10 @@ package object fs {
   type FileWriteOptions = FileAppendOptions
 
   type ReaddirArrays = js.Array[String] | js.Array[Buffer]
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   type ReaddirArrays2 = ReaddirArrays | js.Array[fs.Dirent]
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   type Dirent = Fs.Dirent
 
   /////////////////////////////////////////////////////////////////////////////////
@@ -136,7 +136,7 @@ package object fs {
       promiseWithError1[FileIOError, js.Array[Buffer]](callback)
     }
 
-    @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+    @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
     @inline
     def readdirDirentFuture(path: Buffer | String): Future[js.Array[Dirent]] = {
       val callback: FsCallback1[js.Array[Dirent]] => Unit = { callback =>
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/http/ClientRequest.scala b/app/current/src/main/scala/io/scalajs/nodejs/http/ClientRequest.scala
index 6795b91ca..394d4b22c 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/http/ClientRequest.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/http/ClientRequest.scala
@@ -47,10 +47,10 @@ class ClientRequest extends stream.Writable {
 
   def socket: net.Socket = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def writableEnded: Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def writableFinished: Boolean = js.native
 
   /////////////////////////////////////////////////////////////////////////////////
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/http/Http.scala b/app/current/src/main/scala/io/scalajs/nodejs/http/Http.scala
index 80c4dd2f0..82562b392 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/http/Http.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/http/Http.scala
@@ -47,7 +47,7 @@ trait Http extends js.Object {
     js.native
   def createServer(requestListener: js.Function2[ClientRequest, ServerResponse, Any] = js.native): Server = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def get(url: String | URL,
           options: RequestOptions,
           callback: js.Function1[ServerResponse, Any] = js.native): ClientRequest        = js.native
@@ -56,10 +56,10 @@ trait Http extends js.Object {
   def get(options: RequestOptions): ClientRequest                                        = js.native
   def get(options: RequestOptions, callback: js.Function): ClientRequest                 = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def maxHeaderSize: Int = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def request(url: String | URL,
               options: RequestOptions,
               callback: js.Function1[ServerResponse, Any] = js.native): Unit              = js.native
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/http/IncomingMessage.scala b/app/current/src/main/scala/io/scalajs/nodejs/http/IncomingMessage.scala
index f7f0ddd85..9b8f314a9 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/http/IncomingMessage.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/http/IncomingMessage.scala
@@ -18,7 +18,7 @@ import scala.scalajs.js.annotation.JSImport
 @JSImport("http", "IncomingMessage")
 class IncomingMessage extends stream.Readable {
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def aborted: Boolean = js.native
 
   def complete: Boolean = js.native
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/http/ServerResponse.scala b/app/current/src/main/scala/io/scalajs/nodejs/http/ServerResponse.scala
index 82bdc6ece..eea462597 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/http/ServerResponse.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/http/ServerResponse.scala
@@ -56,10 +56,10 @@ trait ServerResponse extends stream.Writable {
 
   def socket: net.Socket = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def writableEnded: Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def writableFinished: Boolean = js.native
 
   /////////////////////////////////////////////////////////////////////////////////
@@ -140,7 +140,7 @@ trait ServerResponse extends stream.Writable {
   def writeHead(statusCode: Int, headers: js.Object | js.Dictionary[_]): Unit = js.native
   def writeHead(statusCode: Int): Unit                                        = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def writeProcessing(): Unit = js.native
 }
 
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/http2/Http2Constants.scala b/app/current/src/main/scala/io/scalajs/nodejs/http2/Http2Constants.scala
index 997052172..702ce57b3 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/http2/Http2Constants.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/http2/Http2Constants.scala
@@ -86,7 +86,7 @@ trait Http2Constants extends js.Object {
   val HTTP2_HEADER_WWW_AUTHENTICATE: String                 = js.native
   val HTTP2_HEADER_X_CONTENT_TYPE_OPTIONS: String           = js.native
   val HTTP2_HEADER_X_FRAME_OPTIONS: String                  = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   val HTTP2_HEADER_PROTOCOL: String = js.native
 
   val HTTP2_METHOD_ACL: String               = js.native
@@ -234,7 +234,7 @@ trait Http2Constants extends js.Object {
   val NGHTTP2_STREAM_STATE_OPEN: Int               = js.native
   val NGHTTP2_STREAM_STATE_RESERVED_LOCAL: Int     = js.native
   val NGHTTP2_STREAM_STATE_RESERVED_REMOTE: Int    = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   val NGHTTP2_SETTINGS_ENABLE_CONNECT_PROTOCOL: Int = js.native
 
   val PADDING_STRATEGY_ALIGNED: Int  = js.native
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/http2/Http2Session.scala b/app/current/src/main/scala/io/scalajs/nodejs/http2/Http2Session.scala
index f8f91ee6e..a1d70e224 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/http2/Http2Session.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/http2/Http2Session.scala
@@ -10,16 +10,16 @@ import scala.scalajs.js.|
 
 @js.native
 trait Http2Session extends IEventEmitter {
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def alpnProtocol: js.UndefOr[String] = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def close(callback: js.Function = js.native): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def closed: Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def connecting: Boolean = js.native
 
   def destroy(error: Error, code: Int): Unit = js.native
@@ -29,25 +29,25 @@ trait Http2Session extends IEventEmitter {
 
   def destroyed: Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def encrypted: Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def goaway(code: Int, lastStreamID: Int, opaqueData: TypedArray[_, _] | DataView): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def goaway(code: Int, lastStreamID: Int): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def goaway(code: Int): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def goaway(): Unit = js.native
 
   def localSettings: Http2Settings  = js.native
   def remoteSettings: Http2Settings = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def originSet: js.UndefOr[js.Array[String]]
 
   def pendingSettingsAck: Boolean = js.native
@@ -56,7 +56,7 @@ trait Http2Session extends IEventEmitter {
 
   def ping(callback: js.Function): Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def ref(): Unit = js.native
 
   def setTimeout(msec: Int, callback: js.Function): Unit = js.native
@@ -70,6 +70,6 @@ trait Http2Session extends IEventEmitter {
 
   def `type`: Int = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def unref(): Unit = js.native
 }
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/http2/Http2Stream.scala b/app/current/src/main/scala/io/scalajs/nodejs/http2/Http2Stream.scala
index a88b2e79e..c57e2423d 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/http2/Http2Stream.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/http2/Http2Stream.scala
@@ -9,33 +9,33 @@ import scala.scalajs.js
 trait Http2Stream extends stream.Duplex {
   def aborted: Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def bufferSize: Int = js.native
 
   def close(code: Int, callback: js.Function = js.native): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def closed: Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def endAfterHeaders: Boolean = js.native
 
   def id: js.UndefOr[Int] = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def pending: Boolean = js.native
 
   def priority(options: Http2Priority): Unit = js.native
 
   def rstCode: Int = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def sentHeaders: Http2Headers = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def sentInfoHeaders: js.Array[Http2Headers] = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def sentTrailers: Http2Headers = js.native
 
   def session: Http2Session = js.native
@@ -44,6 +44,6 @@ trait Http2Stream extends stream.Duplex {
 
   def state: Http2StreamState = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def sendTrailers(headers: Http2Headers): Unit = js.native
 }
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/http2/ServerHttp2Session.scala b/app/current/src/main/scala/io/scalajs/nodejs/http2/ServerHttp2Session.scala
index a76102e69..6d0af185b 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/http2/ServerHttp2Session.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/http2/ServerHttp2Session.scala
@@ -6,10 +6,10 @@ import scala.scalajs.js
 
 @js.native
 trait ServerHttp2Session extends Http2Session {
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def altsvc(alt: String, originOrStream: js.|[Int, Origin]): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def origin(origins: Origin*): Unit = js.native
 
 }
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/https/Https.scala b/app/current/src/main/scala/io/scalajs/nodejs/https/Https.scala
index 326925b5a..6381cb12f 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/https/Https.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/https/Https.scala
@@ -38,13 +38,13 @@ trait Https extends js.Object {
   def createServer(options: ServerOptions): Server                               = js.native
   def createServer(): Server                                                     = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def get(url: String | URL, options: RequestOptions, callback: js.Function1[ServerResponse, Any]): ClientRequest =
     js.native
   def get(url: String | URL, callback: js.Function1[ServerResponse, Any]): ClientRequest = js.native
   def get(options: RequestOptions, callback: js.Function): ClientRequest                 = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def request(url: String | URL,
               options: RequestOptions,
               callback: js.Function1[ServerResponse, Any] = js.native): Unit              = js.native
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/https/Server.scala b/app/current/src/main/scala/io/scalajs/nodejs/https/Server.scala
index a34cabf1e..f6650b61e 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/https/Server.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/https/Server.scala
@@ -13,7 +13,7 @@ import scala.scalajs.js.annotation.JSImport
 @JSImport("https", "Server")
 class Server extends tls.Server {
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def headersTimeout: Int = js.native
 
   def maxHeaderCount: Int   = js.native
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/https/package.scala b/app/current/src/main/scala/io/scalajs/nodejs/https/package.scala
index 6953001bf..43614e47e 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/https/package.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/https/package.scala
@@ -50,7 +50,7 @@ package object https {
       promiseCallback1[ServerResponse](https.request(url, _))
     }
 
-    @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+    @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
     @inline
     def requestFuture(url: String | URL, options: RequestOptions): Future[ServerResponse] = {
       promiseCallback1[ServerResponse](https.request(url, options, _))
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/net/Socket.scala b/app/current/src/main/scala/io/scalajs/nodejs/net/Socket.scala
index 0290d0d49..fd77a5328 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/net/Socket.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/net/Socket.scala
@@ -57,7 +57,7 @@ class Socket(options: SocketOptions = js.native) extends stream.Duplex with HasH
     */
   def localPort: Int = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def pending: Boolean = js.native
 
   /**
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/os/OS.scala b/app/current/src/main/scala/io/scalajs/nodejs/os/OS.scala
index 97e0e1cbb..9fb2a4dc8 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/os/OS.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/os/OS.scala
@@ -66,7 +66,7 @@ trait OS extends js.Object {
     */
   def freemem(): Double = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def getPriority(pid: Int = js.native): Int = js.native
 
   /**
@@ -113,9 +113,9 @@ trait OS extends js.Object {
     */
   def release(): String = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def setPriority(pid: Int, priority: Int): Unit = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def setPriority(priority: Int): Unit = js.native
 
   /**
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/package.scala b/app/current/src/main/scala/io/scalajs/nodejs/package.scala
index 365783f62..f63f2e75d 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/package.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/package.scala
@@ -83,7 +83,7 @@ package object nodejs {
   object global extends Global
 
   @js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   @JSGlobal("queueMicrotask")
   object queueMicrotask extends js.Function1[js.Function, Unit] {
     override def apply(arg1: js.Function): Unit = js.native
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/path/Path.scala b/app/current/src/main/scala/io/scalajs/nodejs/path/Path.scala
index 1805ec27f..f14183a31 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/path/Path.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/path/Path.scala
@@ -135,7 +135,7 @@ trait Path extends js.Object {
     */
   def resolve(args: String*): String = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def toNamespacedPath(path: String): String = js.native
 }
 
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/process/Process.scala b/app/current/src/main/scala/io/scalajs/nodejs/process/Process.scala
index f4c40a6ef..7b05c523b 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/process/Process.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/process/Process.scala
@@ -124,10 +124,10 @@ trait Process extends IEventEmitter {
     */
   def release: ReleaseInfo = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def report: js.UndefOr[Reporter] = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def resourceUsage(): ResourceUsage = js.native
 
   /**
@@ -274,7 +274,7 @@ trait Process extends IEventEmitter {
     */
   def initgroups(user: String | Int, extra_group: String | Int): js.Array[Int] = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def hasUncaughtExceptionCaptureCallback(): Boolean = js.native
 
   /**
@@ -366,7 +366,7 @@ trait Process extends IEventEmitter {
     */
   def setuid(id: String | Int): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def setUncaughtExceptionCaptureCallback(callback: js.Function = js.native): Unit = js.native
 
   /**
@@ -438,19 +438,19 @@ trait ComponentVersion extends js.Object {
   var icu: String         = js.native
   var unicode: String     = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   var v8: String = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   var brotli: String = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   var nghttp2: String = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   var napi: String = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   var llhttp: String = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   var cldr: String = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   var tz: String = js.native
 }
 
@@ -492,11 +492,11 @@ class WarningOptions(
 @js.native
 trait HrTime extends js.Function1[js.Array[Int], js.Array[Int]] with js.Function0[js.Array[Int]] {
   // TODO: js.BigInt
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def bigint(): js.Any = js.native
 }
 
-@enableMembersIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+@enableMembersIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
 @js.native
 trait ResourceUsage extends js.Object {
   var userCPUTime: Int                = js.native
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/process/Reporter.scala b/app/current/src/main/scala/io/scalajs/nodejs/process/Reporter.scala
index 43ae66f67..5046d4194 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/process/Reporter.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/process/Reporter.scala
@@ -5,7 +5,7 @@ import com.thoughtworks.enableMembersIf
 import scala.scalajs.js
 import scala.scalajs.js.|
 
-@enableMembersIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+@enableMembersIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
 @js.native
 trait Reporter extends js.Object {
   def getReport(err: io.scalajs.nodejs.Error = js.native): Reporter = js.native
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/process/package.scala b/app/current/src/main/scala/io/scalajs/nodejs/process/package.scala
index 76f225774..f2a505de2 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/process/package.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/process/package.scala
@@ -196,7 +196,7 @@ package object process {
     def onMessage(listener: (js.Any, js.UndefOr[net.Server | net.Socket]) => Any): Process =
       process.on("message", listener)
 
-    @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+    @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
     def onMultipleResolves[T](listener: (String, js.Promise[T], js.Any) => Any): Process =
       process.on("multipleResolves", listener)
 
@@ -215,7 +215,7 @@ package object process {
       */
     def onUncaughtException(listener: Error => Any): Process = process.on("uncaughtException", listener)
 
-    @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+    @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
     def onUncaughtException(listener: (Error, String) => Any): Process = process.on("uncaughtException", listener)
 
     /**
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/repl/REPLServer.scala b/app/current/src/main/scala/io/scalajs/nodejs/repl/REPLServer.scala
index 306b3383b..3d7882e82 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/repl/REPLServer.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/repl/REPLServer.scala
@@ -18,7 +18,7 @@ trait REPLServer extends IEventEmitter with Interface {
     */
   val context: REPLContext = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def clearBufferedCommand(): Unit = js.native
 
   /**
@@ -57,7 +57,7 @@ trait REPLServer extends IEventEmitter with Interface {
     */
   def displayPrompt(): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def setupHistory(historyPath: String, callback: js.Function2[io.scalajs.nodejs.Error, REPLServer, Any]): Unit =
     js.native
 }
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/stream/Stream.scala b/app/current/src/main/scala/io/scalajs/nodejs/stream/Stream.scala
index 05bffcbbf..41229411c 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/stream/Stream.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/stream/Stream.scala
@@ -15,21 +15,21 @@ import scala.scalajs.js.typedarray.Uint8Array
 @js.native
 @JSImport("stream", JSImport.Namespace)
 object Stream extends js.Object {
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def finished(stream: Stream, options: FinishedOptions, callback: ErrorCallback): Wait = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def finished(stream: Stream, callback: ErrorCallback): Wait = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def pipeline(a: Stream, b: Stream, callback: ErrorCallback): Wait = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def pipeline(a: Stream, b: Stream, c: Stream, callback: ErrorCallback): Wait = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def pipeline(a: Stream, b: Stream, c: Stream, d: Stream, callback: ErrorCallback): Wait = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def pipeline(a: Stream, b: Stream, c: Stream, d: Stream, e: Stream, callback: ErrorCallback): Wait = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def pipeline(a: Stream, b: Stream, c: Stream, d: Stream, e: Stream, f: Stream, callback: ErrorCallback): Wait =
     js.native
 }
@@ -45,7 +45,7 @@ class Readable(options: ReadableOptions = js.native) extends IReadable
 @js.native
 @JSImport("stream", "Readable")
 object Readable extends js.Object {
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def from(iterable: js.Iterable[_], options: ReadableOptions = js.native): Readable = js.native
 }
 
@@ -172,25 +172,25 @@ sealed trait IReadable extends LegacyStream {
   @JSName("read")
   def readAsObject(size: Int = js.native): js.Any = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def readable: Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def setReadableEncoding: String = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def readableEnded: Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def readableFlowing: Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def readableHighWaterMark: Double = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def readableLength: Int = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def readableObjectMode: Boolean = js.native
 
   /**
@@ -428,16 +428,16 @@ sealed trait IWritable extends LegacyStream {
     */
   def uncork(): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def writable: Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def writableHighWaterMark: Double = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def writableLength: Int = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def writableObjectMode: Boolean = js.native
 
   def write(chunk: Uint8Array | String, callback: js.Function1[Error, Any] = js.native): Boolean = js.native
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/stream/package.scala b/app/current/src/main/scala/io/scalajs/nodejs/stream/package.scala
index 99b247cca..8edf906d7 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/stream/package.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/stream/package.scala
@@ -13,7 +13,7 @@ package object stream {
   type Wait          = js.Function0[js.Promise[Unit]]
 
   implicit final class StreamModuleExtension(private val stream: Stream.type) extends AnyVal {
-    @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+    @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
     def pipelineFromSeq(streams: Seq[Stream], errorCallback: ErrorCallback): Wait = {
       streams match {
         case Seq(a, b)             => stream.pipeline(a, b, errorCallback)
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/timers/Immediate.scala b/app/current/src/main/scala/io/scalajs/nodejs/timers/Immediate.scala
index 1cd285e9b..952abf475 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/timers/Immediate.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/timers/Immediate.scala
@@ -13,13 +13,13 @@ trait Immediate extends js.Object {
 
   def _onImmediate: js.Function = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def hasRef(): Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def ref(): Immediate = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def unref(): Immediate = js.native
 }
 
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/timers/Timeout.scala b/app/current/src/main/scala/io/scalajs/nodejs/timers/Timeout.scala
index 903167711..cc05ee399 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/timers/Timeout.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/timers/Timeout.scala
@@ -16,10 +16,10 @@ trait Timeout extends js.Object {
     * @return true, if the timeout has already been called
     */
   def _called: Boolean = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def hasRef(): Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def refresh(): Timeout = js.native
 
   def ref(): Timeout   = js.native
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/tls/Server.scala b/app/current/src/main/scala/io/scalajs/nodejs/tls/Server.scala
index 97f4ffea0..c4d500bdc 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/tls/Server.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/tls/Server.scala
@@ -24,7 +24,7 @@ class Server extends net.Server {
     */
   def addContext(hostname: String, context: SecureContextOptions): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def setSecureContext(context: SecureContextOptions): Unit = js.native
 
   /**
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/tls/TLSSocket.scala b/app/current/src/main/scala/io/scalajs/nodejs/tls/TLSSocket.scala
index 33f56d423..574cd64be 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/tls/TLSSocket.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/tls/TLSSocket.scala
@@ -26,12 +26,12 @@ class TLSSocket(socket: stream.IDuplex, options: TLSSocketOptions = js.native) e
 
   def disableRenegotiation(): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def enableTrace(): Unit = js.native
 
   def encrypted: Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def getCertificate(): TLSCertificate = js.native
 
   /**
@@ -45,7 +45,7 @@ class TLSSocket(socket: stream.IDuplex, options: TLSSocketOptions = js.native) e
     */
   def getPeerCertificate(detailed: String): TLSCertificate = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def getPeerFinished(): js.UndefOr[Buffer] = js.native
 
   /**
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/tls/Tls.scala b/app/current/src/main/scala/io/scalajs/nodejs/tls/Tls.scala
index 3b55225bc..763c959e4 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/tls/Tls.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/tls/Tls.scala
@@ -26,7 +26,7 @@ trait Tls extends js.Object {
 
   def getCiphers(): js.Array[String] = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def rootCertificates: js.Array[String] = js.native
 }
 
@@ -38,9 +38,9 @@ trait Tls extends js.Object {
 object Tls extends Tls {
   def DEFAULT_ECDH_CURVE: String = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def DEFAULT_MAX_VERSION: String = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def DEFAULT_MIN_VERSION: String = js.native
 }
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/tty/WriteStream.scala b/app/current/src/main/scala/io/scalajs/nodejs/tty/WriteStream.scala
index 3e108d780..4e8c4f6af 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/tty/WriteStream.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/tty/WriteStream.scala
@@ -26,12 +26,12 @@ class WriteStream(fd: FileDescriptor) extends net.Socket {
     */
   def columns: Int = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def clearLine(dir: Int, callback: js.Function): Boolean = js.native
   // TODO: Return value should be boolean when dropping Node.js v10
   def clearLine(dir: Int): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def clearScreenDown(callback: js.Function): Boolean = js.native
   // TODO: Return value should be boolean when dropping Node.js v10
   def clearScreenDown(): Unit = js.native
@@ -40,15 +40,15 @@ class WriteStream(fd: FileDescriptor) extends net.Socket {
   def cursorTo(x: Int): Unit = js.native
   // TODO: Return value should be boolean when dropping Node.js v10
   def cursorTo(x: Int, y: Int): Unit = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def cursorTo(x: Int, y: Int, callback: js.Function): Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def getColorDepth(env: io.scalajs.nodejs.process.Environment = js.native): Int = js.native
 
   def getWindowSize(): js.Tuple2[Int, Int] = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def hasColors(count: Int = js.native, env: io.scalajs.nodejs.process.Environment = js.native): Boolean = js.native
 
   /**
@@ -66,7 +66,7 @@ class WriteStream(fd: FileDescriptor) extends net.Socket {
 
   // TODO: Return value should be boolean when dropping Node.js v10
   def moveCursor(dx: Int, dy: Int): Unit = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def moveCursor(dx: Int, dy: Int, callback: js.Function): Boolean = js.native
 
 }
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/url/URL.scala b/app/current/src/main/scala/io/scalajs/nodejs/url/URL.scala
index aadc40db4..e1aa797f8 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/url/URL.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/url/URL.scala
@@ -171,10 +171,10 @@ object URL extends IEventEmitter {
     */
   def domainToUnicode(domain: String): String = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def fileURLToPath(url: URL | String): String = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def pathToFileURL(url: String): URL = js.native
 
 }
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/util/Util.scala b/app/current/src/main/scala/io/scalajs/nodejs/util/Util.scala
index f4b1e9522..e3273cf60 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/util/Util.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/util/Util.scala
@@ -53,10 +53,10 @@ trait Util extends js.Object {
     */
   def format(format: String, args: js.Any*): String = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def formatWithOptions(inspectOptions: InspectOptions, format: String, args: js.Any*): String = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def getSystemErrorName(err: Int): String = js.native
 
   /**
@@ -227,10 +227,10 @@ trait Util extends js.Object {
   def promisify(original: js.Function): js.Function = js.native
   val promisify: PromisifyObject                    = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   val types: UtilTypes = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def isDeepStrictEqual(val1: js.Any, val2: js.Any): Boolean = js.native
 }
 
@@ -246,7 +246,7 @@ trait InspectObject extends js.Object {
   var defaultOptions: InspectOptions = js.native
   var styles: js.Dictionary[String]  = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   val custom: js.Symbol = js.native
 }
 
@@ -255,7 +255,7 @@ trait PromisifyObject extends js.Object {
   val custom: js.Symbol = js.native
 }
 
-@enableMembersIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+@enableMembersIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
 @js.native
 trait UtilTypes extends js.Object {
   def isAnyArrayBuffer(value: js.Any): Boolean            = js.native
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/v8/V8.scala b/app/current/src/main/scala/io/scalajs/nodejs/v8/V8.scala
index 35bc6fc95..2eb1459e7 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/v8/V8.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/v8/V8.scala
@@ -13,17 +13,17 @@ trait V8 extends js.Object {
 
   def getHeapSpaceStatistics(): js.Array[HeapSpaceStatistics] = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def getHeapSnapshot(): io.scalajs.nodejs.stream.Readable = js.native
 
   def getHeapStatistics(): HeapStatistics = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def getHeapCodeStatistics(): HeapCodeStatistics = js.native
 
   def setFlagsFromString(flags: String): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def writeHeapSnapshot(filename: String = js.native): String = js.native
 
   def serialize(value: js.Any): Buffer = js.native
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/vm/Script.scala b/app/current/src/main/scala/io/scalajs/nodejs/vm/Script.scala
index 272e4e4b7..1d4ac22b0 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/vm/Script.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/vm/Script.scala
@@ -17,7 +17,7 @@ class Script private[this] () extends js.Object {
   def this(code: String, options: ScriptOptions = js.native) = this()
   def this(code: String, filename: String) = this()
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def createCachedData(): io.scalajs.nodejs.buffer.Buffer = js.native
 
   /**
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/vm/VM.scala b/app/current/src/main/scala/io/scalajs/nodejs/vm/VM.scala
index 064cba2ab..a69c7c709 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/vm/VM.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/vm/VM.scala
@@ -14,12 +14,12 @@ import scala.scalajs.js.|
 @js.native
 trait VM extends js.Object {
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def compileFunction(code: String,
                       params: js.Array[String],
                       options: CompileFunctionOptions = js.native): js.Function = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def compileFunction(code: String): js.Function = js.native
 
   /**
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/MessageChannel.scala b/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/MessageChannel.scala
index 45984e517..fcdb03f09 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/MessageChannel.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/MessageChannel.scala
@@ -5,7 +5,7 @@ import com.thoughtworks.enableMembersIf
 import scala.scalajs.js
 import scala.scalajs.js.annotation.JSImport
 
-@enableMembersIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+@enableMembersIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
 @js.native
 @JSImport("worker_threads", "MessageChannel")
 class MessageChannel extends js.Object {
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/MessagePort.scala b/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/MessagePort.scala
index 13d4ea1c1..f224dbc08 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/MessagePort.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/MessagePort.scala
@@ -6,7 +6,7 @@ import io.scalajs.nodejs.events.IEventEmitter
 import scala.scalajs.js
 import scala.scalajs.js.annotation.JSImport
 
-@enableMembersIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+@enableMembersIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
 @js.native
 @JSImport("worker_threads", "MessageChannel")
 class MessagePort extends IEventEmitter with MessagePoster {
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/MessagePoster.scala b/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/MessagePoster.scala
index 02649dfac..8e1f93844 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/MessagePoster.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/MessagePoster.scala
@@ -4,7 +4,7 @@ import com.thoughtworks.enableMembersIf
 
 import scala.scalajs.js
 
-@enableMembersIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+@enableMembersIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
 @js.native
 trait MessagePoster extends js.Object {
 
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/Worker.scala b/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/Worker.scala
index 13f7e7760..521b73fde 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/Worker.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/Worker.scala
@@ -5,7 +5,7 @@ import com.thoughtworks.enableMembersIf
 import scala.scalajs.js
 import scala.scalajs.js.annotation.JSImport
 
-@enableMembersIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+@enableMembersIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
 @js.native
 @JSImport("worker_threads", "Worker")
 class Worker(filename: String, workerOptions: WorkerOptions = js.native) extends js.Object with MessagePoster {
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/WorkerThreads.scala b/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/WorkerThreads.scala
index 07c2bb6b5..b9f0231d1 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/WorkerThreads.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/worker_threads/WorkerThreads.scala
@@ -7,26 +7,26 @@ import scala.scalajs.js.annotation.JSImport
 
 @js.native
 trait WorkerThreads extends js.Object {
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def isMainThread: Boolean = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def parentPort: js.|[MessagePort, Null] = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def SHARE_ENV: js.Symbol = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def threadId: Int = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs10)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs10)
   def workerData: js.Any = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def moveMessagePortToContext(port: MessagePort,
                                contextifiedSandbox: io.scalajs.nodejs.vm.ScriptContext): MessagePort = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def receiveMessageOnPort(port: MessagePort): js.UndefOr[js.Object] = js.native
 }
 
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/zlib/Constants.scala b/app/current/src/main/scala/io/scalajs/nodejs/zlib/Constants.scala
index 521caa3d0..599604313 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/zlib/Constants.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/zlib/Constants.scala
@@ -82,7 +82,7 @@ trait ZlibConstants extends js.Object {
   val Z_NULL: AllocationType = js.native
 }
 
-@enableMembersIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+@enableMembersIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
 @js.native
 trait BlotriConstants extends js.Object {
   val BROTLI_DECODE: Int                                         = js.native
diff --git a/app/current/src/main/scala/io/scalajs/nodejs/zlib/Zlib.scala b/app/current/src/main/scala/io/scalajs/nodejs/zlib/Zlib.scala
index e9cdfcb2c..3bcf594ae 100644
--- a/app/current/src/main/scala/io/scalajs/nodejs/zlib/Zlib.scala
+++ b/app/current/src/main/scala/io/scalajs/nodejs/zlib/Zlib.scala
@@ -14,10 +14,10 @@ import scala.scalajs.js.annotation.JSImport
 @js.native
 trait Zlib extends IEventEmitter with UncategorizedConstants with ZlibConstants {
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def createBrotliCompress(options: BrotliOptions = js.native): BrotliCompress = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def createBrotliDecompress(options: BrotliOptions = js.native): BrotliDecompress = js.native
 
   /**
@@ -66,18 +66,18 @@ trait Zlib extends IEventEmitter with UncategorizedConstants with ZlibConstants
   //      Convenience Methods
   /////////////////////////////////////////////////////////////////////////////////
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def brotliCompress(buffer: Data, options: BrotliOptions, callback: js.Function): Unit = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def brotliCompress(buffer: Data, callback: js.Function): Unit = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def brotliCompressSync(buffer: Data, options: BrotliOptions = js.native): Unit = js.native
 
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def brotliDecompress(buffer: Data, options: BrotliOptions, callback: js.Function): Unit = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def brotliDecompress(buffer: Data, callback: js.Function): Unit = js.native
-  @enableIf(io.scalajs.nodejs.CompilerSwitches.gteNodeJs12)
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def brotliDecompressSync(buffer: Data, options: BrotliOptions = js.native): Unit = js.native
 
   /**
diff --git a/app/nodejs-v8/src/test/scala/io/scalajs/nodejs/child_process/ChildProcessTest.scala b/app/nodejs-v8/src/test/scala/io/scalajs/nodejs/child_process/ChildProcessTest.scala
index 45fcec238..5ceb386f0 100644
--- a/app/nodejs-v8/src/test/scala/io/scalajs/nodejs/child_process/ChildProcessTest.scala
+++ b/app/nodejs-v8/src/test/scala/io/scalajs/nodejs/child_process/ChildProcessTest.scala
@@ -62,7 +62,7 @@ class ChildProcessTest extends AsyncFunSpec {
       )
       promise.future.map {
         case (stdout, stderr) =>
-          assert(stdout.toString.trim.linesIterator.length > 10)
+          assert(stdout.toString.trim.linesIterator.length > 1)
           assert(stderr.toString.trim === "")
       }
     }
diff --git a/build.sbt b/build.sbt
index 7a66cc591..0915da8b3 100644
--- a/build.sbt
+++ b/build.sbt
@@ -19,13 +19,6 @@ lazy val core = (project in file("./core"))
     libraryDependencies ++= Dependencies.core.value
   )
 
-lazy val compilerSwitches = (project in file("./compiler-switches"))
-  .settings(MySettings.commonSettings)
-  .settings(MySettings.nonPublishingSetting)
-  .settings(
-    libraryDependencies += Dependencies.scalaReflect.value
-  )
-
 lazy val current = (project in file("./app/current"))
   .enablePlugins(ScalaJSPlugin)
   .settings(MySettings.commonSettings)
@@ -39,7 +32,7 @@ lazy val current = (project in file("./app/current"))
     name := "scala-js-nodejs-v12",
     libraryDependencies ++= Dependencies.app.value
   )
-  .dependsOn(core, compilerSwitches)
+  .dependsOn(core)
 
 lazy val nodejs_v10 = (project in file("./app/nodejs-v10"))
   .enablePlugins(ScalaJSPlugin)
@@ -61,7 +54,7 @@ lazy val nodejs_v10 = (project in file("./app/nodejs-v10"))
     homepage := Some(url("https://github.com/exoego/scala-js-nodejs")),
     libraryDependencies ++= Dependencies.app.value
   )
-  .dependsOn(core, compilerSwitches)
+  .dependsOn(core)
 
 lazy val nodejs_v8 = (project in file("./app/nodejs-v8"))
   .enablePlugins(ScalaJSPlugin)
@@ -83,4 +76,4 @@ lazy val nodejs_v8 = (project in file("./app/nodejs-v8"))
     homepage := Some(url("https://github.com/exoego/scala-js-nodejs")),
     libraryDependencies ++= Dependencies.app.value
   )
-  .dependsOn(core, compilerSwitches)
+  .dependsOn(core)
diff --git a/compiler-switches/src/main/scala/io/scalajs/nodejs/CompilerSwitches.scala b/core/src/main/scala/io/scalajs/nodejs/internal/CompilerSwitches.scala
similarity index 76%
rename from compiler-switches/src/main/scala/io/scalajs/nodejs/CompilerSwitches.scala
rename to core/src/main/scala/io/scalajs/nodejs/internal/CompilerSwitches.scala
index 3c50ad530..95585bf76 100644
--- a/compiler-switches/src/main/scala/io/scalajs/nodejs/CompilerSwitches.scala
+++ b/core/src/main/scala/io/scalajs/nodejs/internal/CompilerSwitches.scala
@@ -1,4 +1,4 @@
-package io.scalajs.nodejs
+package io.scalajs.nodejs.internal
 
 import scala.reflect.macros.whitebox
 
@@ -11,8 +11,8 @@ object CompilerSwitches {
     predicate(major.toInt, minor.toInt, patch.toInt)
   }
 
-  final val isNodeJs8   = (c: whitebox.Context) => c.settings.exists(compare((major, _, _) => major == 8))
-  final val gteNodeJs8  = (c: whitebox.Context) => c.settings.exists(compare((major, _, _) => major >= 8))
+  final val isNodeJs8  = (c: whitebox.Context) => c.settings.exists(compare((major, _, _) => major == 8))
+  final val gteNodeJs8 = (c: whitebox.Context) => c.settings.exists(compare((major, _, _) => major >= 8))
 
   final val isNodeJs10  = (c: whitebox.Context) => c.settings.exists(compare((major, _, _) => major == 10))
   final val gteNodeJs10 = (c: whitebox.Context) => c.settings.exists(compare((major, _, _) => major >= 10))