getopt: reinstate erroneously removed getopt() reset code.

diff --git a/util-linux/getopt.c b/util-linux/getopt.c
index 8b5e46c..fd67287 100644
--- a/util-linux/getopt.c
+++ b/util-linux/getopt.c
@@ -157,6 +157,15 @@
 	if (quiet_errors) /* No error reporting from getopt(3) */
 		opterr = 0;
 
+	/* We used it already in main() in getopt32(),
+	 * we *must* reset getopt(3): */
+#ifdef __GLIBC__
+	optind = 0;
+#else /* BSD style */
+	optind = 1;
+	/* optreset = 1; */
+#endif
+
 	while (1) {
 		opt =
 #if ENABLE_GETOPT_LONG