diff --git a/libc-test/semver/fuchsia.txt b/libc-test/semver/fuchsia.txt
index 99f7ada74125d..27a1384d7ceb3 100644
--- a/libc-test/semver/fuchsia.txt
+++ b/libc-test/semver/fuchsia.txt
@@ -1333,10 +1333,8 @@ setfsuid
 setgroups
 sethostname
 setpwent
-setregid
 setresgid
 setresuid
-setreuid
 settimeofday
 shmat
 shmatt_t
diff --git a/libc-test/semver/linux.txt b/libc-test/semver/linux.txt
index 3ffc8be856790..bf6d90d20c967 100644
--- a/libc-test/semver/linux.txt
+++ b/libc-test/semver/linux.txt
@@ -3041,10 +3041,8 @@ setmntent
 setns
 setpriority
 setpwent
-setregid
 setresgid
 setresuid
-setreuid
 setrlimit
 setrlimit64
 setservent
diff --git a/libc-test/semver/unix.txt b/libc-test/semver/unix.txt
index 472a83b089e81..8442c424fdd37 100644
--- a/libc-test/semver/unix.txt
+++ b/libc-test/semver/unix.txt
@@ -761,6 +761,8 @@ setpgid
 setsid
 setsockopt
 setuid
+setreuid
+setregid
 setvbuf
 shm_open
 shm_unlink
diff --git a/src/unix/haiku/mod.rs b/src/unix/haiku/mod.rs
index ab1df724c0e13..8dd994c6cdd68 100644
--- a/src/unix/haiku/mod.rs
+++ b/src/unix/haiku/mod.rs
@@ -1768,8 +1768,6 @@ extern "C" {
     pub fn endgrent();
     pub fn getgrent() -> *mut ::group;
     pub fn setgrent();
-    pub fn setreuid(ruid: ::uid_t, euid: ::uid_t) -> ::c_int;
-    pub fn setregid(rgid: ::gid_t, egid: ::gid_t) -> ::c_int;
     pub fn sigwait(set: *const sigset_t, sig: *mut ::c_int) -> ::c_int;
     pub fn pthread_atfork(
         prepare: ::Option<unsafe extern "C" fn()>,
diff --git a/src/unix/linux_like/mod.rs b/src/unix/linux_like/mod.rs
index 125c5d4e43a65..f3728f928c50c 100644
--- a/src/unix/linux_like/mod.rs
+++ b/src/unix/linux_like/mod.rs
@@ -1726,8 +1726,6 @@ extern "C" {
     pub fn clearenv() -> ::c_int;
     pub fn waitid(idtype: idtype_t, id: id_t, infop: *mut ::siginfo_t, options: ::c_int)
         -> ::c_int;
-    pub fn setreuid(ruid: ::uid_t, euid: ::uid_t) -> ::c_int;
-    pub fn setregid(rgid: ::gid_t, egid: ::gid_t) -> ::c_int;
     pub fn getresuid(ruid: *mut ::uid_t, euid: *mut ::uid_t, suid: *mut ::uid_t) -> ::c_int;
     pub fn getresgid(rgid: *mut ::gid_t, egid: *mut ::gid_t, sgid: *mut ::gid_t) -> ::c_int;
     pub fn acct(filename: *const ::c_char) -> ::c_int;
diff --git a/src/unix/mod.rs b/src/unix/mod.rs
index ecee444111b70..2d72497a11ddf 100644
--- a/src/unix/mod.rs
+++ b/src/unix/mod.rs
@@ -901,6 +901,8 @@ extern "C" {
     pub fn setpgid(pid: pid_t, pgid: pid_t) -> ::c_int;
     pub fn setsid() -> pid_t;
     pub fn setuid(uid: uid_t) -> ::c_int;
+    pub fn setreuid(ruid: uid_t, euid: uid_t) -> ::c_int;
+    pub fn setregid(rgid: gid_t, egid: gid_t) -> ::c_int;
     #[cfg_attr(
         all(target_os = "macos", target_arch = "x86"),
         link_name = "sleep$UNIX2003"