Infinite loop in spfquery.c:unimplemented()

There is a silly bug in unimplemented() that causes spfquery to enter an
infinite loop if an unimplemented option is used. Nothing critical, but
silly. This patch fixes it:

diff -urNad libspf2-1.2.5.dfsg~/src/spfquery/spfquery.c libspf2-1.2.5.dfsg/src/spfquery/spfquery.c
--- libspf2-1.2.5.dfsg~/src/spfquery/spfquery.c	2005-02-22 03:36:55.000000000 +0100
+++ libspf2-1.2.5.dfsg/src/spfquery/spfquery.c	2007-03-24 22:28:15.000000000 +0100
@@ -174,9 +174,7 @@
 	struct option	*opt;
 	int				 i;
 
-	i = 0;
-	opt = &long_options[i];
-	while (opt->name) {
+	for (i = 0; (opt = &long_options[i])->name; i++) {
 		if (flag == opt->val) {
 			fprintf(stderr, "Unimplemented option: -%s or -%c\n",
 							opt->name, flag);

-- 
Magnus Holmgren        [email protected]
                       (No Cc of list mail needed, thanks)

  "Exim is better at being younger, whereas sendmail is better for 
   Scrabble (50 point bonus for clearing your rack)" -- Dave Evans

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