diff --git a/src/errno.rs b/src/errno.rs
index 555c07bacd..c7a182b6c0 100644
--- a/src/errno.rs
+++ b/src/errno.rs
@@ -12,9 +12,7 @@ cfg_if! {
         unsafe fn errno_location() -> *mut c_int {
             unsafe { libc::__error() }
         }
-    } else if #[cfg(any(target_os = "android",
-                        target_os = "netbsd",
-                        target_os = "openbsd"))] {
+    } else if #[cfg(any(target_os = "android", netbsdlike))] {
         unsafe fn errno_location() -> *mut c_int {
             unsafe { libc::__errno() }
         }
diff --git a/src/fcntl.rs b/src/fcntl.rs
index 5853b62f12..6bda0c09e2 100644
--- a/src/fcntl.rs
+++ b/src/fcntl.rs
@@ -99,10 +99,7 @@ libc_bitflags!(
         #[cfg(not(solarish))]
         O_DIRECTORY;
         /// Implicitly follow each `write()` with an `fdatasync()`.
-        #[cfg(any(linux_android,
-                  apple_targets,
-                  target_os = "netbsd",
-                  target_os = "openbsd"))]
+        #[cfg(any(linux_android, apple_targets, netbsdlike))]
         O_DSYNC;
         /// Error out if a file was not created.
         O_EXCL;
@@ -150,7 +147,7 @@ libc_bitflags!(
         /// This should not be combined with `O_WRONLY` or `O_RDONLY`.
         O_RDWR;
         /// Similar to `O_DSYNC` but applies to `read`s instead.
-        #[cfg(any(target_os = "linux", target_os = "netbsd", target_os = "openbsd"))]
+        #[cfg(any(target_os = "linux", netbsdlike))]
         O_RSYNC;
         /// Skip search permission checks.
         #[cfg(target_os = "netbsd")]
diff --git a/src/features.rs b/src/features.rs
index b528773d10..d75f6a408a 100644
--- a/src/features.rs
+++ b/src/features.rs
@@ -99,9 +99,8 @@ mod os {
 
 #[cfg(any(
         freebsdlike,                // FreeBSD since 10.0 DragonFlyBSD since ???
+        netbsdlike,                 // NetBSD since 6.0 OpenBSD since 5.7
         target_os = "illumos",      // Since ???
-        target_os = "netbsd",       // Since 6.0
-        target_os = "openbsd",      // Since 5.7
         target_os = "redox",        // Since 1-july-2020
 ))]
 mod os {
diff --git a/src/mount/bsd.rs b/src/mount/bsd.rs
index 0e92cd0241..e3fabf21d5 100644
--- a/src/mount/bsd.rs
+++ b/src/mount/bsd.rs
@@ -61,11 +61,7 @@ libc_bitflags!(
         #[cfg(any(target_os = "macos", target_os = "freebsd"))]
         MNT_SNAPSHOT;
         /// Using soft updates.
-        #[cfg(any(
-                freebsdlike,
-                target_os = "netbsd",
-                target_os = "openbsd"
-        ))]
+        #[cfg(any(freebsdlike, netbsdlike))]
         MNT_SOFTDEP;
         /// Directories with the SUID bit set chown new files to their own
         /// owner.
diff --git a/src/mount/mod.rs b/src/mount/mod.rs
index 56e9c9a9b2..4d062b0921 100644
--- a/src/mount/mod.rs
+++ b/src/mount/mod.rs
@@ -5,18 +5,8 @@ mod linux;
 #[cfg(linux_android)]
 pub use self::linux::*;
 
-#[cfg(any(
-    freebsdlike,
-    target_os = "macos",
-    target_os = "netbsd",
-    target_os = "openbsd"
-))]
+#[cfg(any(freebsdlike, netbsdlike, target_os = "macos"))]
 mod bsd;
 
-#[cfg(any(
-    freebsdlike,
-    target_os = "macos",
-    target_os = "netbsd",
-    target_os = "openbsd"
-))]
+#[cfg(any(freebsdlike, netbsdlike, target_os = "macos"))]
 pub use self::bsd::*;
diff --git a/src/net/if_.rs b/src/net/if_.rs
index 49a3b2abcc..a61b719ca3 100644
--- a/src/net/if_.rs
+++ b/src/net/if_.rs
@@ -72,10 +72,7 @@ libc_bitflags!(
         #[cfg(any(linux_android, target_os = "fuchsia"))]
         IFF_MASTER;
         /// transmission in progress, tx hardware queue is full
-        #[cfg(any(target_os = "freebsd",
-                  apple_targets,
-                  target_os = "netbsd",
-                  target_os = "openbsd"))]
+        #[cfg(any(target_os = "freebsd", apple_targets, netbsdlike))]
         IFF_OACTIVE;
         /// Protocol code on board.
         #[cfg(solarish)]
@@ -85,10 +82,7 @@ libc_bitflags!(
         #[cfg(any(linux_android, target_os = "fuchsia"))]
         IFF_SLAVE;
         /// Can't hear own transmissions.
-        #[cfg(any(freebsdlike,
-                  target_os = "macos",
-                  target_os = "netbsd",
-                  target_os = "openbsd"))]
+        #[cfg(any(freebsdlike, netbsdlike, target_os = "macos"))]
         IFF_SIMPLEX;
         /// Supports multicast. (see
         /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html))
diff --git a/src/sys/aio.rs b/src/sys/aio.rs
index 636611cf8b..fbf5b27695 100644
--- a/src/sys/aio.rs
+++ b/src/sys/aio.rs
@@ -55,8 +55,7 @@ libc_enum! {
         /// on supported operating systems only, do it like `fdatasync`
         #[cfg(any(apple_targets,
                   target_os = "linux",
-                  target_os = "netbsd",
-                  target_os = "openbsd"))]
+                  netbsdlike))]
         O_DSYNC
     }
     impl TryFrom<i32>
diff --git a/src/sys/mman.rs b/src/sys/mman.rs
index 6247ea4e17..5e968f052b 100644
--- a/src/sys/mman.rs
+++ b/src/sys/mman.rs
@@ -134,10 +134,10 @@ libc_bitflags! {
         /// Rename private pages to a file.
         ///
         /// This was removed in FreeBSD 11 and is unused in DragonFlyBSD.
-        #[cfg(any(target_os = "netbsd", target_os = "openbsd"))]
+        #[cfg(netbsdlike)]
         MAP_RENAME;
         /// Region may contain semaphores.
-        #[cfg(any(freebsdlike, target_os = "netbsd", target_os = "openbsd"))]
+        #[cfg(any(freebsdlike, netbsdlike))]
         MAP_HASSEMAPHORE;
         /// Region grows down, like a stack.
         #[cfg(any(linux_android, freebsdlike, target_os = "openbsd"))]
diff --git a/src/sys/mod.rs b/src/sys/mod.rs
index c29d5ce376..48e7f4e21c 100644
--- a/src/sys/mod.rs
+++ b/src/sys/mod.rs
@@ -66,13 +66,7 @@ feature! {
     pub mod pthread;
 }
 
-#[cfg(any(
-    linux_android,
-    freebsdlike,
-    target_os = "macos",
-    target_os = "netbsd",
-    target_os = "openbsd"
-))]
+#[cfg(any(linux_android, freebsdlike, target_os = "macos", netbsdlike))]
 feature! {
     #![feature = "ptrace"]
     #[allow(missing_docs)]
diff --git a/src/sys/ptrace/mod.rs b/src/sys/ptrace/mod.rs
index f87073fef2..d1dd84b4a9 100644
--- a/src/sys/ptrace/mod.rs
+++ b/src/sys/ptrace/mod.rs
@@ -6,18 +6,8 @@ mod linux;
 #[cfg(linux_android)]
 pub use self::linux::*;
 
-#[cfg(any(
-    freebsdlike,
-    target_os = "macos",
-    target_os = "netbsd",
-    target_os = "openbsd"
-))]
+#[cfg(any(freebsdlike, netbsdlike, target_os = "macos"))]
 mod bsd;
 
-#[cfg(any(
-    freebsdlike,
-    target_os = "macos",
-    target_os = "netbsd",
-    target_os = "openbsd"
-))]
+#[cfg(any(freebsdlike, netbsdlike, target_os = "macos"))]
 pub use self::bsd::*;
diff --git a/src/sys/resource.rs b/src/sys/resource.rs
index 14f3e14c21..c0116f080b 100644
--- a/src/sys/resource.rs
+++ b/src/sys/resource.rs
@@ -47,7 +47,7 @@ libc_enum! {
         ), repr(i32))]
     #[non_exhaustive]
     pub enum Resource {
-        #[cfg(not(any(target_os = "freebsd", target_os = "netbsd", target_os = "openbsd")))]
+        #[cfg(not(any(target_os = "freebsd", netbsdlike)))]
         /// The maximum amount (in bytes) of virtual memory the process is
         /// allowed to map.
         RLIMIT_AS,
@@ -74,12 +74,7 @@ libc_enum! {
         /// this process may establish.
         RLIMIT_LOCKS,
 
-        #[cfg(any(
-            linux_android,
-            target_os = "freebsd",
-            target_os = "openbsd",
-            target_os = "netbsd"
-        ))]
+        #[cfg(any(linux_android, target_os = "freebsd", netbsdlike))]
         /// The maximum size (in bytes) which a process may lock into memory
         /// using the mlock(2) system call.
         RLIMIT_MEMLOCK,
@@ -97,8 +92,7 @@ libc_enum! {
         #[cfg(any(
             linux_android,
             target_os = "freebsd",
-            target_os = "netbsd",
-            target_os = "openbsd",
+            netbsdlike,
             target_os = "aix",
         ))]
         /// The maximum number of simultaneous processes for this user id.
@@ -111,8 +105,7 @@ libc_enum! {
 
         #[cfg(any(linux_android,
             target_os = "freebsd",
-            target_os = "netbsd",
-            target_os = "openbsd",
+            netbsdlike,
             target_os = "aix",
         ))]
         /// When there is memory pressure and swap is available, prioritize
diff --git a/src/sys/socket/addr.rs b/src/sys/socket/addr.rs
index 41d30b03a0..09c1e91d39 100644
--- a/src/sys/socket/addr.rs
+++ b/src/sys/socket/addr.rs
@@ -209,7 +209,7 @@ pub enum AddressFamily {
     #[cfg(bsd)]
     Chaos = libc::AF_CHAOS,
     /// Novell and Xerox protocol
-    #[cfg(any(apple_targets, target_os = "netbsd", target_os = "openbsd"))]
+    #[cfg(any(apple_targets, netbsdlike))]
     Ns = libc::AF_NS,
     #[allow(missing_docs)] // Not documented anywhere that I can find
     #[cfg(bsd)]
diff --git a/src/sys/socket/mod.rs b/src/sys/socket/mod.rs
index a145444fa2..1e081dd2ea 100644
--- a/src/sys/socket/mod.rs
+++ b/src/sys/socket/mod.rs
@@ -255,16 +255,14 @@ libc_bitflags! {
         /// Set non-blocking mode on the new socket
         #[cfg(any(linux_android,
                   freebsdlike,
-                  target_os = "illumos",
-                  target_os = "netbsd",
-                  target_os = "openbsd"))]
+                  netbsdlike,
+                  target_os = "illumos"))]
         SOCK_NONBLOCK;
         /// Set close-on-exec on the new descriptor
         #[cfg(any(linux_android,
                   freebsdlike,
-                  target_os = "illumos",
-                  target_os = "netbsd",
-                  target_os = "openbsd"))]
+                  netbsdlike,
+                  target_os = "illumos"))]
         SOCK_CLOEXEC;
         /// Return `EPIPE` instead of raising `SIGPIPE`
         #[cfg(target_os = "netbsd")]
@@ -329,28 +327,23 @@ libc_bitflags! {
         /// [open(2)](https://pubs.opengroup.org/onlinepubs/9699919799/functions/open.html).
         ///
         /// Only used in [`recvmsg`](fn.recvmsg.html) function.
-        #[cfg(any(linux_android,
-                  freebsdlike,
-                  target_os = "netbsd",
-                  target_os = "openbsd"))]
+        #[cfg(any(linux_android, freebsdlike, netbsdlike))]
         MSG_CMSG_CLOEXEC;
         /// Requests not to send `SIGPIPE` errors when the other end breaks the connection.
         /// (For more details, see [send(2)](https://linux.die.net/man/2/send)).
         #[cfg(any(linux_android,
                   freebsdlike,
                   solarish,
+                  netbsdlike,
                   target_os = "fuchsia",
-                  target_os = "haiku",
-                  target_os = "netbsd",
-                  target_os = "openbsd"))]
+                  target_os = "haiku"))]
         MSG_NOSIGNAL;
         /// Turns on [`MSG_DONTWAIT`] after the first message has been received (only for
         /// `recvmmsg()`).
         #[cfg(any(linux_android,
+                  netbsdlike,
                   target_os = "fuchsia",
-                  target_os = "netbsd",
                   target_os = "freebsd",
-                  target_os = "openbsd",
                   target_os = "solaris"))]
         MSG_WAITFORONE;
     }
@@ -755,21 +748,11 @@ pub enum ControlMessageOwned {
     #[cfg(feature = "net")]
     #[cfg_attr(docsrs, doc(cfg(feature = "net")))]
     Ipv6PacketInfo(libc::in6_pktinfo),
-    #[cfg(any(
-        target_os = "freebsd",
-        apple_targets,
-        target_os = "netbsd",
-        target_os = "openbsd",
-    ))]
+    #[cfg(any(target_os = "freebsd", apple_targets, netbsdlike))]
     #[cfg(feature = "net")]
     #[cfg_attr(docsrs, doc(cfg(feature = "net")))]
     Ipv4RecvIf(libc::sockaddr_dl),
-    #[cfg(any(
-        target_os = "freebsd",
-        apple_targets,
-        target_os = "netbsd",
-        target_os = "openbsd",
-    ))]
+    #[cfg(any(target_os = "freebsd", apple_targets, netbsdlike))]
     #[cfg(feature = "net")]
     #[cfg_attr(docsrs, doc(cfg(feature = "net")))]
     Ipv4RecvDstAddr(libc::in_addr),
@@ -948,23 +931,13 @@ impl ControlMessageOwned {
                 let info = unsafe { ptr::read_unaligned(p as *const libc::in_pktinfo) };
                 ControlMessageOwned::Ipv4PacketInfo(info)
             }
-            #[cfg(any(
-                target_os = "freebsd",
-                apple_targets,
-                target_os = "netbsd",
-                target_os = "openbsd",
-            ))]
+            #[cfg(any(target_os = "freebsd", apple_targets, netbsdlike))]
             #[cfg(feature = "net")]
             (libc::IPPROTO_IP, libc::IP_RECVIF) => {
                 let dl = unsafe { ptr::read_unaligned(p as *const libc::sockaddr_dl) };
                 ControlMessageOwned::Ipv4RecvIf(dl)
             },
-            #[cfg(any(
-                target_os = "freebsd",
-                apple_targets,
-                target_os = "netbsd",
-                target_os = "openbsd",
-            ))]
+            #[cfg(any(target_os = "freebsd", apple_targets, netbsdlike))]
             #[cfg(feature = "net")]
             (libc::IPPROTO_IP, libc::IP_RECVDSTADDR) => {
                 let dl = unsafe { ptr::read_unaligned(p as *const libc::in_addr) };
@@ -1124,10 +1097,7 @@ pub enum ControlMessage<'a> {
     ///
     /// For further information, please refer to the
     /// [`ip(7)`](https://man7.org/linux/man-pages/man7/ip.7.html) man page.
-    #[cfg(any(target_os = "linux",
-              target_os = "netbsd",
-              target_os = "android",
-              apple_targets))]
+    #[cfg(any(linux_android, target_os = "netbsd", apple_targets))]
     #[cfg(feature = "net")]
     #[cfg_attr(docsrs, doc(cfg(feature = "net")))]
     Ipv4PacketInfo(&'a libc::in_pktinfo),
@@ -1145,7 +1115,7 @@ pub enum ControlMessage<'a> {
     Ipv6PacketInfo(&'a libc::in6_pktinfo),
 
     /// Configure the IPv4 source address with `IP_SENDSRCADDR`.
-    #[cfg(any(freebsdlike, target_os = "netbsd", target_os = "openbsd"))]
+    #[cfg(any(freebsdlike, netbsdlike))]
     #[cfg(feature = "net")]
     #[cfg_attr(docsrs, doc(cfg(feature = "net")))]
     Ipv4SendSrcAddr(&'a libc::in_addr),
@@ -1268,7 +1238,7 @@ impl<'a> ControlMessage<'a> {
                       target_os = "freebsd", apple_targets))]
             #[cfg(feature = "net")]
             ControlMessage::Ipv6PacketInfo(info) => info as *const _ as *const u8,
-            #[cfg(any(freebsdlike, target_os = "netbsd", target_os = "openbsd"))]
+            #[cfg(any(freebsdlike, netbsdlike))]
             #[cfg(feature = "net")]
             ControlMessage::Ipv4SendSrcAddr(addr) => addr as *const _ as *const u8,
             #[cfg(any(linux_android, freebsdlike, apple_targets, target_os = "haiku"))]
@@ -1330,7 +1300,7 @@ impl<'a> ControlMessage<'a> {
                       target_os = "freebsd", apple_targets))]
             #[cfg(feature = "net")]
             ControlMessage::Ipv6PacketInfo(info) => mem::size_of_val(info),
-            #[cfg(any(freebsdlike, target_os = "netbsd", target_os = "openbsd"))]
+            #[cfg(any(freebsdlike, netbsdlike))]
             #[cfg(feature = "net")]
             ControlMessage::Ipv4SendSrcAddr(addr) => mem::size_of_val(addr),
             #[cfg(any(linux_android, freebsdlike, apple_targets, target_os = "haiku"))]
@@ -1370,7 +1340,7 @@ impl<'a> ControlMessage<'a> {
                       target_os = "freebsd", apple_targets))]
             #[cfg(feature = "net")]
             ControlMessage::Ipv6PacketInfo(_) => libc::IPPROTO_IPV6,
-            #[cfg(any(freebsdlike, target_os = "netbsd", target_os = "openbsd"))]
+            #[cfg(any(freebsdlike, netbsdlike))]
             #[cfg(feature = "net")]
             ControlMessage::Ipv4SendSrcAddr(_) => libc::IPPROTO_IP,
             #[cfg(any(linux_android, freebsdlike, apple_targets, target_os = "haiku"))]
@@ -1415,7 +1385,7 @@ impl<'a> ControlMessage<'a> {
                       target_os = "freebsd", apple_targets))]
             #[cfg(feature = "net")]
             ControlMessage::Ipv6PacketInfo(_) => libc::IPV6_PKTINFO,
-            #[cfg(any(freebsdlike, target_os = "netbsd", target_os = "openbsd"))]
+            #[cfg(any(freebsdlike, netbsdlike))]
             #[cfg(feature = "net")]
             ControlMessage::Ipv4SendSrcAddr(_) => libc::IP_SENDSRCADDR,
             #[cfg(any(linux_android, freebsdlike, apple_targets, target_os = "haiku"))]
@@ -2183,12 +2153,11 @@ pub fn accept(sockfd: RawFd) -> Result<RawFd> {
         )
     ),
     freebsdlike,
+    netbsdlike,
     target_os = "emscripten",
     target_os = "fuchsia",
     target_os = "illumos",
     target_os = "linux",
-    target_os = "netbsd",
-    target_os = "openbsd"
 ))]
 pub fn accept4(sockfd: RawFd, flags: SockFlag) -> Result<RawFd> {
     let res = unsafe {
diff --git a/src/sys/socket/sockopt.rs b/src/sys/socket/sockopt.rs
index 6776e15627..cad2cce180 100644
--- a/src/sys/socket/sockopt.rs
+++ b/src/sys/socket/sockopt.rs
@@ -830,13 +830,7 @@ sockopt_impl!(
     libc::IP_PKTINFO,
     bool
 );
-#[cfg(any(
-    linux_android,
-    target_os = "freebsd",
-    apple_targets,
-    target_os = "netbsd",
-    target_os = "openbsd",
-))]
+#[cfg(any(linux_android, target_os = "freebsd", apple_targets, netbsdlike))]
 #[cfg(feature = "net")]
 sockopt_impl!(
     #[cfg_attr(docsrs, doc(cfg(feature = "net")))]
@@ -848,12 +842,7 @@ sockopt_impl!(
     libc::IPV6_RECVPKTINFO,
     bool
 );
-#[cfg(any(
-    target_os = "freebsd",
-    apple_targets,
-    target_os = "netbsd",
-    target_os = "openbsd",
-))]
+#[cfg(any(target_os = "freebsd", apple_targets, netbsdlike))]
 #[cfg(feature = "net")]
 sockopt_impl!(
     #[cfg_attr(docsrs, doc(cfg(feature = "net")))]
@@ -865,12 +854,7 @@ sockopt_impl!(
     libc::IP_RECVIF,
     bool
 );
-#[cfg(any(
-    target_os = "freebsd",
-    apple_targets,
-    target_os = "netbsd",
-    target_os = "openbsd",
-))]
+#[cfg(any(target_os = "freebsd", apple_targets, netbsdlike))]
 #[cfg(feature = "net")]
 sockopt_impl!(
     #[cfg_attr(docsrs, doc(cfg(feature = "net")))]
diff --git a/src/sys/statfs.rs b/src/sys/statfs.rs
index d6ec2a8501..fd754f7a4f 100644
--- a/src/sys/statfs.rs
+++ b/src/sys/statfs.rs
@@ -11,12 +11,7 @@ use cfg_if::cfg_if;
 
 #[cfg(all(
     feature = "mount",
-    any(
-        freebsdlike,
-        target_os = "macos",
-        target_os = "netbsd",
-        target_os = "openbsd"
-    )
+    any(freebsdlike, target_os = "macos", netbsdlike)
 ))]
 use crate::mount::MntFlags;
 #[cfg(target_os = "linux")]
@@ -429,12 +424,7 @@ impl Statfs {
     /// Get the mount flags
     #[cfg(all(
         feature = "mount",
-        any(
-            freebsdlike,
-            target_os = "macos",
-            target_os = "netbsd",
-            target_os = "openbsd"
-        )
+        any(freebsdlike, target_os = "macos", netbsdlike)
     ))]
     #[allow(clippy::unnecessary_cast)] // Not unnecessary on all arches
     pub fn flags(&self) -> MntFlags {
@@ -636,12 +626,7 @@ impl Debug for Statfs {
         ds.field("filesystem_id", &self.filesystem_id());
         #[cfg(all(
             feature = "mount",
-            any(
-                freebsdlike,
-                target_os = "macos",
-                target_os = "netbsd",
-                target_os = "openbsd"
-            )
+            any(freebsdlike, target_os = "macos", netbsdlike)
         ))]
         ds.field("flags", &self.flags());
         ds.finish()
diff --git a/src/sys/termios.rs b/src/sys/termios.rs
index 9333adc752..f63c390f1e 100644
--- a/src/sys/termios.rs
+++ b/src/sys/termios.rs
@@ -277,30 +277,18 @@ libc_enum! {
         B1800,
         B2400,
         B4800,
-        #[cfg(any(freebsdlike,
-                target_os = "macos",
-                target_os = "netbsd",
-                target_os = "openbsd"))]
+        #[cfg(any(freebsdlike, target_os = "macos", netbsdlike))]
         B7200,
         B9600,
-        #[cfg(any(freebsdlike,
-                target_os = "macos",
-                target_os = "netbsd",
-                target_os = "openbsd"))]
+        #[cfg(any(freebsdlike, target_os = "macos", netbsdlike))]
         B14400,
         B19200,
-        #[cfg(any(freebsdlike,
-                target_os = "macos",
-                target_os = "netbsd",
-                target_os = "openbsd"))]
+        #[cfg(any(freebsdlike, target_os = "macos", netbsdlike))]
         B28800,
         B38400,
         #[cfg(not(target_os = "aix"))]
         B57600,
-        #[cfg(any(freebsdlike,
-                target_os = "macos",
-                target_os = "netbsd",
-                target_os = "openbsd"))]
+        #[cfg(any(freebsdlike, target_os = "macos", netbsdlike))]
         B76800,
         #[cfg(not(target_os = "aix"))]
         B115200,
@@ -420,8 +408,7 @@ libc_enum! {
         #[cfg(any(freebsdlike,
                 solarish,
                 target_os = "macos",
-                target_os = "netbsd",
-                target_os = "openbsd",
+                netbsdlike,
                 target_os = "aix"))]
         VDSUSP,
         VEOF,
@@ -444,8 +431,7 @@ libc_enum! {
         #[cfg(any(freebsdlike,
                 solarish,
                 target_os = "macos",
-                target_os = "netbsd",
-                target_os = "openbsd"))]
+                netbsdlike))]
         VSTATUS,
         VSTOP,
         VSUSP,
@@ -480,8 +466,7 @@ pub use libc::NCCS;
     freebsdlike,
     target_os = "aix",
     target_os = "macos",
-    target_os = "netbsd",
-    target_os = "openbsd"
+    netbsdlike
 ))]
 pub use libc::_POSIX_VDISABLE;
 
@@ -594,10 +579,7 @@ libc_bitflags! {
         FF1 as tcflag_t;
         #[cfg(bsd)]
         OXTABS;
-        #[cfg(any(freebsdlike,
-                  target_os = "macos",
-                  target_os = "netbsd",
-                  target_os = "openbsd"))]
+        #[cfg(any(freebsdlike, target_os = "macos", netbsdlike))]
         ONOEOT as tcflag_t;
 
         // Bitmasks for use with OutputFlags to select specific settings
@@ -659,20 +641,13 @@ libc_bitflags! {
         CIBAUD;
         #[cfg(linux_android)]
         CBAUDEX;
-        #[cfg(any(freebsdlike,
-                  target_os = "macos",
-                  target_os = "netbsd",
-                  target_os = "openbsd"))]
+        #[cfg(any(freebsdlike, target_os = "macos", netbsdlike))]
         MDMBUF;
-        #[cfg(any(target_os = "netbsd", target_os = "openbsd"))]
+        #[cfg(netbsdlike)]
         CHWFLOW;
-        #[cfg(any(freebsdlike,
-                  target_os = "netbsd",
-                  target_os = "openbsd"))]
+        #[cfg(any(freebsdlike, netbsdlike))]
         CCTS_OFLOW;
-        #[cfg(any(freebsdlike,
-                  target_os = "netbsd",
-                  target_os = "openbsd"))]
+        #[cfg(any(freebsdlike, netbsdlike))]
         CRTS_IFLOW;
         #[cfg(freebsdlike)]
         CDTR_IFLOW;
diff --git a/src/unistd.rs b/src/unistd.rs
index 7c3a33f809..abdc9bdbaf 100644
--- a/src/unistd.rs
+++ b/src/unistd.rs
@@ -971,8 +971,7 @@ pub fn execveat<SA: AsRef<CStr>, SE: AsRef<CStr>>(
         linux_android,
         freebsdlike,
         solarish,
-        target_os = "netbsd",
-        target_os = "openbsd",
+        netbsdlike
 ))]
 pub fn daemon(nochdir: bool, noclose: bool) -> Result<()> {
     let res = unsafe { libc::daemon(nochdir as c_int, noclose as c_int) };
@@ -1195,8 +1194,7 @@ feature! {
     solarish,
     target_os = "emscripten",
     target_os = "redox",
-    target_os = "netbsd",
-    target_os = "openbsd",
+    netbsdlike,
 ))]
 pub fn pipe2(flags: OFlag) -> Result<(OwnedFd, OwnedFd)> {
     let mut fds = mem::MaybeUninit::<[OwnedFd; 2]>::uninit();
@@ -1350,12 +1348,7 @@ pub fn chroot<P: ?Sized + NixPath>(path: &P) -> Result<()> {
 /// Commit filesystem caches to disk
 ///
 /// See also [sync(2)](https://pubs.opengroup.org/onlinepubs/9699919799/functions/sync.html)
-#[cfg(any(
-    freebsdlike,
-    target_os = "linux",
-    target_os = "netbsd",
-    target_os = "openbsd"
-))]
+#[cfg(any(freebsdlike, target_os = "linux", netbsdlike))]
 pub fn sync() {
     unsafe { libc::sync() };
 }
@@ -1388,11 +1381,10 @@ pub fn fsync(fd: RawFd) -> Result<()> {
 #[cfg(any(
     linux_android,
     solarish,
+    netbsdlike,
     target_os = "freebsd",
     target_os = "emscripten",
     target_os = "fuchsia",
-    target_os = "netbsd",
-    target_os = "openbsd",
 ))]
 #[inline]
 pub fn fdatasync(fd: RawFd) -> Result<()> {
@@ -1962,9 +1954,8 @@ feature! {
 pub enum PathconfVar {
     #[cfg(any(
         freebsdlike,
+        netbsdlike,
         target_os = "linux",
-        target_os = "netbsd",
-        target_os = "openbsd",
         target_os = "redox"
     ))]
     /// Minimum number of bits needed to represent, as a signed integer value,
@@ -1992,9 +1983,8 @@ pub enum PathconfVar {
     #[cfg(any(
         linux_android,
         solarish,
+        netbsdlike,
         target_os = "dragonfly",
-        target_os = "netbsd",
-        target_os = "openbsd",
         target_os = "redox",
     ))]
     /// Symbolic links can be created.
@@ -2044,8 +2034,7 @@ pub enum PathconfVar {
         linux_android,
         freebsdlike,
         solarish,
-        target_os = "netbsd",
-        target_os = "openbsd",
+        netbsdlike,
         target_os = "redox",
     ))]
     /// Maximum number of bytes in a symbolic link.
@@ -2084,8 +2073,7 @@ pub enum PathconfVar {
         linux_android,
         freebsdlike,
         solarish,
-        target_os = "netbsd",
-        target_os = "openbsd",
+        netbsdlike,
         target_os = "redox",
     ))]
     /// Synchronized input or output operations may be performed for the
@@ -2415,8 +2403,7 @@ pub enum SysconfVar {
     #[cfg(any(
         apple_targets,
         target_os = "linux",
-        target_os = "netbsd",
-        target_os = "openbsd"
+        netbsdlike,
     ))]
     /// The implementation supports the Thread CPU-Time Clocks option.
     _POSIX_THREAD_CPUTIME = libc::_SC_THREAD_CPUTIME,