resolvconf: OPTIND must be 1 when re-entering getopts

rsmarples · rsmarples · commit e3ff9f8a0cbd · 2025-03-28T19:33:35.000Z
POSIX demands this. Fixes #33.
diff --git a/resolvconf.in b/resolvconf.in
@@ -508,8 +508,8 @@ list_resolv()
 {
 	[ -d "$IFACEDIR" ] || return 0
 
-	OPTIND=
 	list_cmd=
+	OPTIND=1
 	while getopts iLl OPT; do
 		case "$OPT" in
 		'?') exit 1;;
