From fd7fc91e1274812e217c7201153c556377e449da Mon Sep 17 00:00:00 2001
From: Tobias Klauser <tklauser@distanz.ch>
Date: Mon, 8 Jul 2013 15:07:51 +0200
Subject: configure: Call a function from zlib in check_zlib()

In order to cause the linker to get called and thus the check for the
presence of the library (not just the headers) to be performed, call
gzopen(). Also pass the proper linker flags to $CC.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
---
 configure | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'configure')

diff --git a/configure b/configure
index 74e1c14..6f5b54b 100755
--- a/configure
+++ b/configure
@@ -233,10 +233,12 @@ check_zlib()
 void main(void)
 {
 	gzFile fp;
+
+	fp = gzopen("foo.gz", "rb");
 }
 EOF
 
-	$CC -o $TMPDIR/ztest $TMPDIR/ztest.c >> $TMPDIR/config.log 2>&1
+	$CC -o $TMPDIR/ztest $TMPDIR/ztest.c -lz >> $TMPDIR/config.log 2>&1
 	if [ ! -x $TMPDIR/ztest ] ; then
 		echo "[NO]"
 		MISSING_DEFS=1
-- 
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