ipcs: add information about POSIX compatibility to ipcs.1

Addresses-Suse-Bug: #274338
Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/sys-utils/ipcs.1 b/sys-utils/ipcs.1
index 59be1b74ea341c7b2e658748f89dd5b3fdfb017d..f570d712882b0e0a9750989caf393f158ab4e4c2 100644 (file)
--- a/sys-utils/ipcs.1
+++ b/sys-utils/ipcs.1
@@ -54,6 +54,20 @@ limits
 summary
 .SH SEE ALSO
 .BR ipcrm (1)
+.SH CONFORMING TO
+The Linux ipcs utility is not fully compatible to the POSIX ipcs utility.
+The Linux version does not support the
+.B \-b
+and
+.B \-o
+options, but does support the
+.B \-l
+and
+.B \-u
+options not defined by POSIX. The portable application shall not use the
+.B \-a, \-b, \-o, \-l,
+and
+.B \-u options.
 .SH AUTHOR
 krishna balasubramanian (balasub@cis.ohio-state.edu)
 .SH AVAILABILITY