configure: fix botched quoting

[bison.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 2773167a78f2cc92b79fcaa05bb5252d9a85fef2..b9d2ea69798e4fa9fd01b665eea6c63a2e7e55e2 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -170,7 +170,7 @@ case $VALGRIND:$host_os in
     # VALGRIND+=' --suppressions=$(abs_top_srcdir)/build-aux/darwin11.4.0.valgrind'
     VALGRIND=;;
   *:*)
-    AC_SUBST([VALGRIND_PREBISON], [$VALGRIND -q]);;
+    AC_SUBST([VALGRIND_PREBISON], ["$VALGRIND -q"]);;
 esac
 
 AM_MISSING_PROG([AUTOM4TE], [autom4te])