diff --git a/man3/getpt.3 b/man3/getpt.3
index a60c8dcba..2cc2ece7d 100644
--- a/man3/getpt.3
+++ b/man3/getpt.3
@@ -31,5 +31,6 @@ is specific to GNU Libc.
 .SH "SEE ALSO"
 .BR grantpt (3),
 .BR ptsname (3),
+.BR posix_openpt (3),
 .BR unlockpt (3),
 .BR ptmx (4)
diff --git a/man3/grantpt.3 b/man3/grantpt.3
index 2ec618353..0362659bf 100644
--- a/man3/grantpt.3
+++ b/man3/grantpt.3
@@ -54,7 +54,7 @@ Many systems implement this function via a setuid helper binary
 called "pt_chown". With Linux devpts no such helper binary is required.
 .SH "SEE ALSO"
 .BR open (2),
-.BR getpt (3),
+.BR posix_openpt (3),
 .BR ptsname (3),
 .BR unlockpt (3),
 .BR pts (4)
diff --git a/man3/ptsname.3 b/man3/ptsname.3
index 7d12e949d..766ab8429 100644
--- a/man3/ptsname.3
+++ b/man3/ptsname.3
@@ -87,5 +87,7 @@ set to indicate the error.
 Avoid using this function in portable programs.
 .SH "SEE ALSO"
 .BR grantpt (3),
+.BR posix_openpt (3),
 .BR ttyname (3),
+.BR unlockpt (3),
 .BR pts (4)
diff --git a/man3/unlockpt.3 b/man3/unlockpt.3
index d6d052b96..709311b38 100644
--- a/man3/unlockpt.3
+++ b/man3/unlockpt.3
@@ -42,4 +42,6 @@ argument is not associated with a master pty.
 POSIX 1003.1-2001.
 .SH "SEE ALSO"
 .IR grantpt (3),
-.IR ptsname (3)
+.BR posix_openpt (3),
+.IR ptsname (3),
+.BR pts (4)