xref mmap(2), not self; xref mlock(2); sort xrefs

lib/libc/sys/munmap.2

@@ -1,4 +1,4 @@
-.\"	$NetBSD: munmap.2,v 1.5 1995/02/27 12:35:03 cgd Exp $
+.\"	$NetBSD: munmap.2,v 1.6 1997/07/15 06:52:43 mikel Exp $
 .\"
 .\" Copyright (c) 1991, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -71,12 +71,13 @@ parameter was negative, or
 some part of the region being unmapped is not part of the currently
 valid address space.
 .Sh "SEE ALSO"
-.Xr getpagesize 3 ,
-.Xr msync 2 ,
-.Xr munmap 2 ,
-.Xr mprotect 2 ,
 .Xr madvise 2 ,
-.Xr mincore 2
+.Xr mincore 2 ,
+.Xr mlock 2 ,
+.Xr mmap 2 ,
+.Xr mprotect 2 ,
+.Xr msync 2 ,
+.Xr getpagesize 3
 .Sh HISTORY
 The
 .Fn munmap