Correct variable name.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@4910 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/configure.in b/configure.in
index 5faac34..9e802bf 100644
--- a/configure.in
+++ b/configure.in
@@ -428,15 +428,15 @@
 int main () { return 0 ; }
 ],
 [
-no_pointer_sign=yes
+declaration_after_statement=yes
 AC_MSG_RESULT([yes])
 ], [
-no_pointer_sign=no
+declaration_after_statement=no
 AC_MSG_RESULT([no])
 ])
 CFLAGS=$safe_CFLAGS
 
-if test x$no_pointer_sign = xyes; then
+if test x$declaration_after_statement = xyes; then
   CFLAGS="$CFLAGS -Wdeclaration-after-statement"
 fi