From 24c3fc1c70c1a8655bbc4678a0e9184b67958c5f Mon Sep 17 00:00:00 2001
From: Sebastian Graf <sebastian.graf@kit.edu>
Date: Thu, 25 Feb 2021 11:20:57 +0100
Subject: Include time.h in conc059_c (#19431)

The test probably could have used `usleep` from `unistd.h` instead, but
this seemed like the simplest solution.

Fixes #19431.
---
 testsuite/tests/concurrent/should_run/conc059_c.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/testsuite/tests/concurrent/should_run/conc059_c.c b/testsuite/tests/concurrent/should_run/conc059_c.c
index 98ac85ecf3..58cb595073 100644
--- a/testsuite/tests/concurrent/should_run/conc059_c.c
+++ b/testsuite/tests/concurrent/should_run/conc059_c.c
@@ -7,6 +7,8 @@
 #include <stdio.h>
 #if mingw32_HOST_OS
 #include <windows.h>
+#else
+#include <time.h> // nanosleep
 #endif
 
 void millisleep(int milliseconds);
-- 
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