fix 1f52a03082

10 years ago · ee8f402af8
1 changed files with 1 additions and 1 deletions
--- a/acinclude.m4
+++ b/acinclude.m4
@ -2699,7 +2699,7 @@ EOF
    break
   fi
   for var in CFLAGS CXXFLAGS CPPFLAGS LDFLAGS EXTRA_LDFLAGS_PROGRAM LIBS CC CXX; do
-    if test `expr $CURRENT_ARG : ".*${var}.*"` != 0;
+    if test `expr "X$CURRENT_ARG" : "X.*${var}.*"` != 0;
 	then
      continue 2
 	fi