From cc988c8c900fc656b52493957b72358ce9fc04e3 Mon Sep 17 00:00:00 2001
From: Franck LeCodeur <cassisian@gmail.com>
Date: Fri, 27 Aug 2021 23:17:44 +0200
Subject: [PATCH] jam: Fix build warning. Add missing include for Linux.
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Warning was:

Cc bin.linuxx86/execunix.o
execunix.c: In function ‘execwait’:
execunix.c:301:19: warning: implicit declaration of function ‘wait’ [-Wimplicit-function-declaration]
  301 |      while( ( w = wait( &status ) ) == -1 && errno == EINTR )
      |

Change-Id: I7c0e53db8d18e9e6cb317980cb9be9026b7fce20
Reviewed-on: https://review.haiku-os.org/c/buildtools/+/4400
Reviewed-by: Jérôme Duval <jerome.duval@gmail.com>
---
 jam/execunix.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/jam/execunix.c b/jam/execunix.c
index 11f73ca1db..e19293ba27 100644
--- a/jam/execunix.c
+++ b/jam/execunix.c
@@ -56,6 +56,7 @@
 
 # ifdef unix
 # include <unistd.h>
+# include <sys/wait.h>
 
 # ifdef USE_POSIX_SPAWN
 extern char **environ;