* ext/fiddle/function.c: fix build error introduced at r53082.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53086 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ext/fiddle/function.c

@@ -93,7 +93,7 @@ initialize(int argc, VALUE argv[], VALUE self)
     ffi_cif * cif;
     ffi_type **arg_types, *rtype;
     ffi_status result;
-    VALUE ptr, args, ret_type, abi, kwds;
+    VALUE ptr, args, ret_type, abi, kwds, ary;
     long i, len;
     int nabi;
     void *cfunc;