graphics/twm4nx: Fix error: 'sleep' was not declared in this scope

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao 2021-05-23 19:23:02 +08:00 committed by Masayuki Ishikawa
parent 19e2ffe37e
commit 6e15af3786

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@ -44,6 +44,7 @@
#include <cstring>
#include <csched>
#include <cassert>
#include <cunistd>
#include <semaphore.h>
#include <debug.h>