From 3189e4847057094d7d315207876a1bc17794a610 Mon Sep 17 00:00:00 2001
From: Peter Eisentraut <peter_e@gmx.net>
Date: Tue, 3 Oct 2000 13:39:24 +0000
Subject: [PATCH] One check for sys/un.h ought to be enough.  Zero checks for
 sys/shm.h are not.

---
 configure    | 4 ++--
 configure.in | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/configure b/configure
index 8a237d84c8e..9aa2f63b567 100755
--- a/configure
+++ b/configure
@@ -2552,7 +2552,7 @@ mkinstalldirs="\$(SHELL) \$(top_srcdir)/config/mkinstalldirs"
 
 
 
-for ac_prog in mawk gawk nawk awk
+for ac_prog in gawk mawk nawk awk
 do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
@@ -4298,7 +4298,7 @@ fi
 ##
 ## Header files
 ##
-for ac_hdr in crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.h netinet/tcp.h pwd.h sys/ipc.h sys/pstat.h sys/select.h sys/sem.h sys/socket.h sys/un.h sys/types.h sys/un.h termios.h kernel/OS.h kernel/image.h SupportDefs.h
+for ac_hdr in crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.h netinet/tcp.h pwd.h sys/ipc.h sys/pstat.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/types.h sys/un.h termios.h kernel/OS.h kernel/image.h SupportDefs.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
diff --git a/configure.in b/configure.in
index f9665146f63..163ccebb557 100644
--- a/configure.in
+++ b/configure.in
@@ -660,7 +660,7 @@ fi
 ## Header files
 ##
 dnl sys/socket.h and sys/types.h are required by AC_FUNC_ACCEPT_ARGTYPES
-AC_CHECK_HEADERS([crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.h netinet/tcp.h pwd.h sys/ipc.h sys/pstat.h sys/select.h sys/sem.h sys/socket.h sys/un.h sys/types.h sys/un.h termios.h kernel/OS.h kernel/image.h SupportDefs.h])
+AC_CHECK_HEADERS([crypt.h dld.h endian.h fp_class.h getopt.h ieeefp.h netinet/tcp.h pwd.h sys/ipc.h sys/pstat.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/types.h sys/un.h termios.h kernel/OS.h kernel/image.h SupportDefs.h])
 
 AC_CHECK_HEADERS([readline/readline.h readline.h], [break])
 AC_CHECK_HEADERS([readline/history.h history.h], [break])
-- 
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