From: Collin Funk <collin.funk1@gmail.com>
Date: Sun, 28 Sep 2025 22:20:37 +0000 (-0700)
Subject: manual: fix missing include in sigh1 example.
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=dd4e8ae64e70740ec76220b101e5b589d305b9db;p=thirdparty%2Fglibc.git

manual: fix missing include in sigh1 example.

Previously this file would fail to compile with the following error:

    $ gcc manual/examples/sigh1.c
    manual/examples/sigh1.c: In function ‘main’:
    manual/examples/sigh1.c:46:3: error: implicit declaration of function ‘alarm’ [-Wimplicit-function-declaration]
       46 |   alarm (2);
          |   ^~~~~

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
---

diff --git a/manual/examples/sigh1.c b/manual/examples/sigh1.c
index a540651058..b770158c2b 100644
--- a/manual/examples/sigh1.c
+++ b/manual/examples/sigh1.c
@@ -18,6 +18,7 @@
 #include <signal.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <unistd.h>
 
 /* This flag controls termination of the main loop. */
 volatile sig_atomic_t keep_going = 1;