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#ifndef LIBC_H
#define LIBC_H
#include <stdlib.h>
#include <stdio.h>
#include <limits.h>
struct __locale_struct {
int ctype_utf8;
char *messages_name;
};
struct __libc {
int has_thread_pointer;
int can_do_threads;
int threaded;
int secure;
size_t *auxv;
volatile int threads_minus_1;
FILE *ofl_head;
int ofl_lock[2];
size_t tls_size;
size_t page_size;
volatile int uselocale_cnt;
volatile int bytelocale_cnt_minus_1;
struct __locale_struct global_locale;
};
extern size_t __hwcap;
#ifndef PAGE_SIZE
#define PAGE_SIZE libc.page_size
#endif
#if !defined(__PIC__) || (100*__GNUC__+__GNUC_MINOR__ >= 303 && !defined(__PCC__))
#ifdef __PIC__
#if __GNUC__ < 4
#define BROKEN_VISIBILITY 1
#endif
#define ATTR_LIBC_VISIBILITY __attribute__((visibility("hidden")))
#else
#define ATTR_LIBC_VISIBILITY
#endif
extern struct __libc __libc ATTR_LIBC_VISIBILITY;
#define libc __libc
#else
#define USE_LIBC_ACCESSOR
#define ATTR_LIBC_VISIBILITY
extern struct __libc *__libc_loc(void) __attribute__((const));
#define libc (*__libc_loc())
#endif
/* Designed to avoid any overhead in non-threaded processes */
void __lock(volatile int *) ATTR_LIBC_VISIBILITY;
void __unlock(volatile int *) ATTR_LIBC_VISIBILITY;
int __lockfile(FILE *) ATTR_LIBC_VISIBILITY;
void __unlockfile(FILE *) ATTR_LIBC_VISIBILITY;
#define LOCK(x) __lock(x)
#define UNLOCK(x) __unlock(x)
void __synccall(void (*)(void *), void *);
int __setxid(int, int, int, int);
extern char **__environ;
#undef weak_alias
#define weak_alias(old, new) \
extern __typeof(old) new __attribute__((weak, alias(#old)))
#undef LFS64_2
#define LFS64_2(x, y) weak_alias(x, y)
#undef LFS64
#define LFS64(x) LFS64_2(x, x##64)
#endif
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