===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/cal/cal.1,v
retrieving revision 1.28
retrieving revision 1.29
diff -u -r1.28 -r1.29
--- src/usr.bin/cal/cal.1	2014/01/25 15:29:05	1.28
+++ src/usr.bin/cal/cal.1	2014/01/25 15:35:22	1.29
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: cal.1,v 1.28 2014/01/25 15:29:05 jmc Exp $
+.\"	$OpenBSD: cal.1,v 1.29 2014/01/25 15:35:22 jmc Exp $
 .\"	$NetBSD: cal.1,v 1.6 1995/09/02 05:34:20 jtc Exp $
 .\"
 .\" Copyright (c) 1989, 1990, 1993
@@ -111,7 +111,8 @@
 The
 .Nm
 utility is compliant with the
-.St -xpg4
+X/Open System Interfaces option of the
+.St -p1003.1-2008
 specification.
 .Pp
 The flags