From 5db54a43f4eeef279d2f5f215f1f87beacf137bb Mon Sep 17 00:00:00 2001
From: "Eric S. Raymond" <esr@thyrsus.com>
Date: Mon, 12 Mar 2001 21:34:59 +0000
Subject: Check for semaphores, even though we're not using them yet.

svn path=/trunk/; revision=3246
---
 configure.in | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/configure.in b/configure.in
index 8d07ee66..09631078 100644
--- a/configure.in
+++ b/configure.in
@@ -42,7 +42,8 @@ AC_HEADER_STDC
 AC_TYPE_SIZE_T
 AC_TYPE_PID_T
 AC_TYPE_SIGNAL
-AC_CHECK_HEADERS(unistd.h termios.h termio.h sgtty.h stdarg.h alloca.h sys/itimer.h fcntl.h sys/fcntl.h memory.h sys/wait.h)
+AC_CHECK_HEADERS(unistd.h termios.h termio.h sgtty.h stdarg.h alloca.h)
+AC_CHECK_HEADERS(sys/itimer.h fcntl.h sys/fcntl.h memory.h sys/wait.h sys/shm.h)
 AC_CHECK_HEADERS(arpa/inet.h arpa/nameser.h resolv.h net/socket.h sys/select.h)
 
 AC_C_CONST			dnl getopt needs this.
-- 
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