File argcheck.c.patch of Package ftnchek

Fix a same-var comparison for "dummy_arg->kind".

--- ftnchek/argcheck.c.orig	2013-07-24 21:00:39.000000000 +0200
+++ ftnchek/argcheck.c	2020-06-18 00:52:58.891337915 +0200
@@ -1179,7 +1179,7 @@ int match_args(ArgListHeader **defn_addr
 		not_matched++;
 		break;
 	    }
-	    if (dummy_arg->kind != dummy_arg->kind) {
+	    if (dummy_arg->kind != actual_arg->kind) {
 		not_matched++;
 		break;
 	    }