diff --git a/lib/libc/sys/accept.2 b/lib/libc/sys/accept.2
index 7b8422a0552..03631587e98 100644
--- a/lib/libc/sys/accept.2
+++ b/lib/libc/sys/accept.2
@@ -32,7 +32,8 @@
 .Dt ACCEPT 2
 .Os
 .Sh NAME
-.Nm accept
+.Nm accept ,
+.Nm accept4
 .Nd accept a connection on a socket
 .Sh LIBRARY
 .Lb libc
diff --git a/lib/libc/sys/chflags.2 b/lib/libc/sys/chflags.2
index 2fcc89f2f46..8dc14bd8965 100644
--- a/lib/libc/sys/chflags.2
+++ b/lib/libc/sys/chflags.2
@@ -34,7 +34,8 @@
 .Sh NAME
 .Nm chflags ,
 .Nm lchflags ,
-.Nm fchflags
+.Nm fchflags ,
+.Nm chflagsat
 .Nd set file flags
 .Sh LIBRARY
 .Lb libc
diff --git a/lib/libc/sys/pipe.2 b/lib/libc/sys/pipe.2
index 6ea0f14136a..b4b170c333b 100644
--- a/lib/libc/sys/pipe.2
+++ b/lib/libc/sys/pipe.2
@@ -32,7 +32,8 @@
 .Dt PIPE 2
 .Os
 .Sh NAME
-.Nm pipe
+.Nm pipe ,
+.Nm pipe2
 .Nd create descriptor pair for interprocess communication
 .Sh LIBRARY
 .Lb libc