MFH

diff --git a/acinclude.m4 b/acinclude.m4
index 98bae7b30250eabf0cd6f3eb269def5051070f58..a1184ca6a37c83dac9f3542033fba5783bf0abeb 100644 (file)
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -1107,7 +1107,7 @@ dnl
 dnl Set libtool variable
 dnl
 AC_DEFUN([PHP_SET_LIBTOOL_VARIABLE],[
-  if test -z $LIBTOOL; then
+  if test -z "$LIBTOOL"; then
     LIBTOOL='$(SHELL) $(top_builddir)/libtool $1'
   else
     LIBTOOL="$LIBTOOL $1"