diff --git a/man2/msgop.2 b/man2/msgop.2
index 3597b8f4f..04dc87b92 100644
--- a/man2/msgop.2
+++ b/man2/msgop.2
@@ -506,10 +506,10 @@ to include these header files.
 
 The
 .I msgp
-argument is declared as \fIstruct msgbuf\ *\fP with
-libc4, libc5, glibc 2.0, glibc 2.1.
+argument is declared as \fIstruct msgbuf\ *\fP in
+glibc 2.0 and 2.1.
 It is declared as \fIvoid\ *\fP
-with glibc 2.2 and later, as required by SUSv2 and SUSv3.
+in glibc 2.2 and later, as required by SUSv2 and SUSv3.
 
 The following limits on message queue resources affect the
 .BR msgsnd ()