#ifndef _LIMITS_H
#define _LIMITS_H
+#include <features.h>
+
/* Most limits are system-specific */
#include <bits/limits.h>
/* Support signed or unsigned plain-char */
-#ifdef __CHAR_UNSIGNED__
+#if '\0'-1 > 0
#define CHAR_MIN 0
#define CHAR_MAX 255
#else
#define MB_LEN_MAX 4
#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
- || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE)
+ || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
#define PIPE_BUF 4096
#define PAGESIZE PAGE_SIZE
/* Implementation choices... */
-#define PTHREAD_KEYS_MAX 1024
-#define PTHREAD_STACK_MIN PAGE_SIZE
+#define PTHREAD_KEYS_MAX 128
+#define PTHREAD_STACK_MIN 2048
#define PTHREAD_DESTRUCTOR_ITERATIONS 4
#define SEM_VALUE_MAX 0x7fffffff
#define SEM_NSEMS_MAX 256
#define DELAYTIMER_MAX 0x7fffffff
#define MQ_PRIO_MAX 32768
+#define LOGIN_NAME_MAX 256
/* Arbitrary numbers... */