From a4f7129984d7a0f68e826cbb238cc43d22bfd765 Mon Sep 17 00:00:00 2001
From: Xiang Xiao <xiaoxiang@xiaomi.com>
Date: Sun, 26 Feb 2023 00:05:18 +0800
Subject: [PATCH] Fix nsh_builtin.c:91:22: error: 'SA_NOCLDWAIT' undeclared

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
---
 nshlib/nsh_builtin.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/nshlib/nsh_builtin.c b/nshlib/nsh_builtin.c
index 583df84e3..49c0fd5d9 100644
--- a/nshlib/nsh_builtin.c
+++ b/nshlib/nsh_builtin.c
@@ -32,6 +32,7 @@
 #include <stdbool.h>
 #include <errno.h>
 #include <sched.h>
+#include <signal.h>
 #include <string.h>
 
 #include <nuttx/lib/builtin.h>