From 66833340662ec055592b9cca3a23825fa619da8e Mon Sep 17 00:00:00 2001
From: Sascha Schumann <sas@php.net>
Date: Wed, 2 Oct 2002 08:32:26 +0000
Subject: [PATCH] Another Linux x86 system returns ELIMIT so we need to check
 errno as well before assuming that pread/pwrite work.

---
 acinclude.m4 | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/acinclude.m4 b/acinclude.m4
index 3926bd08bf..7f8f57a181 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -380,6 +380,7 @@ AC_DEFUN(PHP_DOES_PWRITE_WORK,[
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <unistd.h>
+#include <errno.h>
 $1
     main() {
     int fd = open("conftest_in", O_WRONLY|O_CREAT, 0600);
@@ -387,7 +388,7 @@ $1
     if (fd < 0) exit(1);
     if (pwrite(fd, "text", 4, 0) != 4) exit(1);
     /* Linux glibc breakage until 2.2.5 */
-    if (pwrite(fd, "text", 4, -1) != -1) exit(1);
+    if (pwrite(fd, "text", 4, -1) != -1 || errno != EINVAL) exit(1);
     exit(0);
     }
 
@@ -407,6 +408,7 @@ AC_DEFUN(PHP_DOES_PREAD_WORK,[
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <unistd.h>
+#include <errno.h>
 $1
     main() {
     char buf[3]; 
@@ -414,7 +416,7 @@ $1
     if (fd < 0) exit(1);
     if (pread(fd, buf, 2, 0) != 2) exit(1);
     /* Linux glibc breakage until 2.2.5 */
-    if (pread(fd, buf, 2, -1) != -1) exit(1);
+    if (pread(fd, buf, 2, -1) != -1 || errno != EINVAL) exit(1);
     exit(0);
     }
   ],[
-- 
2.50.1