From 75aceb1eebce09669bc3b354bf44168fbfbc0d3e Mon Sep 17 00:00:00 2001
From: Tony Garnock-Jones <tonyg@kcbbs.gen.nz>
Date: Wed, 25 Nov 2009 04:37:45 +0000
Subject: Add configure option to enable 64-bit mode (-m64)

---
 configure.ac | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/configure.ac b/configure.ac
index 5e22cca..2a3d0c0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -20,6 +20,12 @@ if test "x$GCC" = "xyes"; then
   fi
 fi
 
+dnl Enable -m64 if we were asked to do so
+AC_ARG_ENABLE(64-bit,
+[  --enable-64-bit         produce 64-bit library],
+[CFLAGS="$CFLAGS -m64"; LDFLAGS="$LDFLAGS -m64"],
+)
+
 AC_MSG_CHECKING(location of AMQP codegen directory)
 sibling_codegen_dir="$ac_abs_confdir/../rabbitmq-codegen"
 AMQP_CODEGEN_DIR=$(test -d "$sibling_codegen_dir" && echo "$sibling_codegen_dir" || echo "$ac_abs_confdir/codegen")
-- 
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