Correct test for LIBTOOLIZE by quoting it

Based on a patch from Roland <blueburn85 gmail com>.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=73278

1 files changed, 1 insertions, 1 deletions

diff --git a/autogen.sh b/autogen.sh
index bff8257b..91d4b09d 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -48,7 +48,7 @@ fi
 }
 
 LIBTOOLIZE=`which libtoolize`
-if ! test -f $LIBTOOLIZE; then
+if ! test -f "$LIBTOOLIZE"; then
 	LIBTOOLIZE=`which glibtoolize`
 fi