#include <stdlib.h>
#include <stdio.h>
-#define libc __libc
-extern struct libc {
+struct __libc {
void (*lock)(volatile int *);
void (*cancelpt)(int);
int (*atexit)(void (*)(void));
int (*rsyscall)(int, long, long, long, long, long, long);
void (**tsd_keys)(void *);
void (*fork_handler)(int);
-} libc;
+ FILE *ofl_head;
+ int ofl_lock;
+ void (*lockfile)(FILE *);
+ void (*sigtimer)();
+};
+
+
+#if 100*__GNUC__+__GNUC_MINOR__ >= 303 || defined(__PCC__) || defined(__TINYC__)
+extern struct __libc __libc __attribute__((visibility("hidden")));
+#define libc __libc
+
+#elif !defined(__PIC__)
+extern struct __libc __libc;
+#define libc __libc
+
+#else
+#define USE_LIBC_ACCESSOR
+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 *);
+void __lockfile(FILE *);
#define LOCK(x) (libc.threads_minus_1 ? (__lock(x),1) : ((void)(x),1))
#define UNLOCK(x) (*(x)=0)
#define CANCELPT(x) (libc.cancelpt ? libc.cancelpt((x)),0 : (void)(x),0)
#define CANCELPT_BEGIN CANCELPT(1)
-#define CANCELPT_END CANCELPT(0)
+#define CANCELPT_TRY CANCELPT(0)
+#define CANCELPT_END CANCELPT(-1)
extern char **__environ;
#define environ __environ