From d8ad1ddc76eba4ad0f70b4f52a9d222e7e6c557b Mon Sep 17 00:00:00 2001
From: "Dmitry V. Levin" <ldv@altlinux.org>
Date: Sat, 26 Apr 2014 15:22:08 +0000
Subject: [PATCH] Check for constants used by waitid function

* configure.ac (AC_CHECK_DECLS): Add P_* constants.
---
 configure.ac | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/configure.ac b/configure.ac
index 066444ab..ab5066fd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -292,6 +292,18 @@ AC_CHECK_DECLS(m4_normalize([
 	PTRACE_SETOPTIONS
 ]),,, [#include <sys/ptrace.h>])
 
+AC_CHECK_DECLS(m4_normalize([
+	P_PID,
+	P_PPID,
+	P_PGID,
+	P_SID,
+	P_CID,
+	P_UID,
+	P_GID,
+	P_ALL,
+	P_LWPID
+]),,, [#include <sys/wait.h>])
+
 AC_CHECK_DECLS(m4_normalize([
 	LO_FLAGS_READ_ONLY,
 	LO_FLAGS_AUTOCLEAR,
-- 
2.50.1