__wur
#ifndef __wur
extern FILE *tmpfile (void) __wur;
extern FILE *__REDIRECT (tmpfile, (void), tmpfile64) __wur;
extern FILE *tmpfile64 (void) __wur;
extern char *tmpnam (char *__s) __THROW __wur;
extern char *tmpnam_r (char *__s) __THROW __wur;
__THROW __attribute_malloc__ __wur;
const char *__restrict __modes) __wur;
FILE *__restrict __stream) __wur;
__wur;
__wur;
const char *__restrict __modes) __wur;
FILE *__restrict __stream) __wur;
extern FILE *fdopen (int __fd, const char *__modes) __THROW __wur;
_IO_cookie_io_functions_t __io_funcs) __THROW __wur;
__THROW __wur;
extern FILE *open_memstream (char **__bufloc, size_t *__sizeloc) __THROW __wur;
__THROWNL __attribute__ ((__format__ (__printf__, 2, 0))) __wur;
__THROWNL __attribute__ ((__format__ (__printf__, 2, 3))) __wur;
__THROWNL __attribute__ ((__format__ (__printf__, 2, 3))) __wur;
const char *__restrict __format, ...) __wur;
extern int scanf (const char *__restrict __format, ...) __wur;
__isoc99_fscanf) __wur;
__isoc99_scanf) __wur;
const char *__restrict __format, ...) __wur;
extern int __isoc99_scanf (const char *__restrict __format, ...) __wur;
__attribute__ ((__format__ (__scanf__, 2, 0))) __wur;
__attribute__ ((__format__ (__scanf__, 1, 0))) __wur;
__attribute__ ((__format__ (__scanf__, 2, 0))) __wur;
__attribute__ ((__format__ (__scanf__, 1, 0))) __wur;
_G_va_list __arg) __wur;
_G_va_list __arg) __wur;
__wur;
extern char *gets (char *__s) __wur __attribute_deprecated__;
FILE *__restrict __stream) __wur;
FILE *__restrict __stream) __wur;
FILE *__restrict __stream) __wur;
FILE *__restrict __stream) __wur;
size_t __n, FILE *__restrict __stream) __wur;
size_t __n, FILE *__restrict __stream) __wur;
extern long int ftell (FILE *__stream) __wur;
extern __off_t ftello (FILE *__stream) __wur;
extern __off64_t ftello64 (FILE *__stream) __wur;
extern int feof (FILE *__stream) __THROW __wur;
extern int ferror (FILE *__stream) __THROW __wur;
extern int feof_unlocked (FILE *__stream) __THROW __wur;
extern int ferror_unlocked (FILE *__stream) __THROW __wur;
extern int fileno (FILE *__stream) __THROW __wur;
extern int fileno_unlocked (FILE *__stream) __THROW __wur;
extern FILE *popen (const char *__command, const char *__modes) __wur;
extern int ftrylockfile (FILE *__stream) __THROW __wur;
extern int register_printf_modifier (const wchar_t *__str) __wur __THROW;
extern int register_printf_type (printf_va_arg_function __fct) __wur __THROW;