From 34b5a248e7b64a511d935fa6a426904dc726ad63 Mon Sep 17 00:00:00 2001
From: Yanhu007 <huangfuyang900204@gmail.com>
Date: Tue, 14 Apr 2026 14:37:24 +0800
Subject: [PATCH] fix: update broken POSIX recommendations link in README

The old gnu.org URL now redirects to the glibc manual homepage
instead of the Argument Syntax page. Update to the current
sourceware.org URL.

Fixes #463
---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 35f97c25..e80277ed 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@ pflag is compatible with the [GNU extensions to the POSIX recommendations
 for command-line options][1]. For a more precise description, see the
 "Command-line flag syntax" section below.
 
-[1]: http://www.gnu.org/software/libc/manual/html_node/Argument-Syntax.html
+[1]: https://sourceware.org/glibc/manual/latest/html_node/Argument-Syntax.html
 
 pflag is available under the same style of BSD license as the Go language,
 which can be found in the LICENSE file.