From c0f6753d2de16826300a04232e54fbd3aa54c406 Mon Sep 17 00:00:00 2001
From: Mikhail Gusarov <dottedmag@dottedmag.net>
Date: Wed, 14 Apr 2010 03:03:27 +0700
Subject: Use signals from Unix98 and drop pre-POSIX compatibility

Signed-off-by: Mikhail Gusarov <dottedmag@dottedmag.net>
Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
---
 configure.ac |  2 --
 xinit.c      | 21 ++-------------------
 2 files changed, 2 insertions(+), 21 deletions(-)

diff --git a/configure.ac b/configure.ac
index 0ead99d..8930b39 100644
--- a/configure.ac
+++ b/configure.ac
@@ -40,8 +40,6 @@ AC_PROG_INSTALL
 AC_PATH_PROG(SED,sed)
 AC_CANONICAL_HOST
 
-AC_TYPE_SIGNAL
-
 m4_ifdef([AS_HELP_STRING], , [m4_define([AS_HELP_STRING], m4_defn([AC_HELP_STRING]))])
 
 
diff --git a/xinit.c b/xinit.c
index eaf4da1..13960dd 100644
--- a/xinit.c
+++ b/xinit.c
@@ -35,20 +35,7 @@ in this Software without prior written authorization from The Open Group.
 #include <ctype.h>
 #include <stdint.h>
 
-#ifdef X_POSIX_C_SOURCE
-#define _POSIX_C_SOURCE X_POSIX_C_SOURCE
 #include <signal.h>
-#undef _POSIX_C_SOURCE
-#else
-#if defined(X_NOT_POSIX) || defined(_POSIX_SOURCE)
-#include <signal.h>
-#else
-#define _POSIX_SOURCE
-#include <signal.h>
-#undef _POSIX_SOURCE
-#endif
-#endif
-
 #include <sys/wait.h>
 #include <errno.h>
 #include <setjmp.h>
@@ -125,18 +112,14 @@ static void set_environment(void);
 static void Fatal(char *msg);
 static void Error(char *fmt, ...);
 
-#ifdef RETSIGTYPE /* autoconf AC_TYPE_SIGNAL */
-# define SIGVAL RETSIGTYPE
-#endif /* RETSIGTYPE */
-
-static SIGVAL
+static void
 sigCatch(int sig)
 {
     /* On system with POSIX signals, just interrupt the system call */
     gotSignal = sig;
 }
 
-static SIGVAL
+static void
 sigIgnore(int sig)
 {
 }
-- 
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