From 72a87da001345b76e40f1a7befd3347beaff99f7 Mon Sep 17 00:00:00 2001
From: Mingye Wang <arthur200126@gmail.com>
Date: Mon, 17 Feb 2020 00:24:56 +0800
Subject: [PATCH 1/3] unzip: support glibc builds

People are showing interest in replacing some old utils, and unzip is an
existing program we can use here.

Ref: https://github.com/libarchive/libarchive/issues/1138
---
 unzip.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/unzip.c b/unzip.c
index c9e53f2..1828b8b 100644
--- a/unzip.c
+++ b/unzip.c
@@ -36,6 +36,10 @@
  * options.
  */
 
+#ifdef __GLIBC__
+#define _GNU_SOURCE
+#endif
+
 #include <sys/queue.h>
 #include <sys/stat.h>
 
@@ -944,7 +948,11 @@ getopts(int argc, char *argv[])
 {
 	int opt;
 
+#ifdef __GLIBC__
+	optind = 0;
+#else
 	optreset = optind = 1;
+#endif
 	while ((opt = getopt(argc, argv, "aCcd:fjLlnopqtuvx:yZ1")) != -1)
 		switch (opt) {
 		case '1':
-- 
2.24.0.windows.2