From cda25d7205d467b883b6ced978414738503f7ff4 Mon Sep 17 00:00:00 2001
From: orbitcowboy <orbitcowboy@web.de>
Date: Fri, 3 May 2019 22:15:30 +0200
Subject: [PATCH] posix.cfg: Ensure the return value of pipe() is taken into
 account.

---
 cfg/posix.cfg | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cfg/posix.cfg b/cfg/posix.cfg
index 585e06a3d..b659965ca 100644
--- a/cfg/posix.cfg
+++ b/cfg/posix.cfg
@@ -1824,6 +1824,7 @@ The function 'mktemp' is considered to be dangerous due to race conditions and s
   <function name="pipe">
     <returnValue type="int"/>
     <noreturn>false</noreturn>
+    <use-retval/>
     <arg nr="1" direction="out">
       <not-null/>
       <not-bool/>