|  | #ifndef _FCNTL_H | 
|  | #include <io/fcntl.h> | 
|  |  | 
|  | #ifndef _ISOMAC | 
|  | /* Now define the internal interfaces.  */ | 
|  | extern int __open64 (const char *__file, int __oflag, ...); | 
|  | libc_hidden_proto (__open64) | 
|  | extern int __libc_open64 (const char *file, int oflag, ...); | 
|  | extern int __libc_open (const char *file, int oflag, ...); | 
|  | libc_hidden_proto (__libc_open) | 
|  | extern int __libc_fcntl (int fd, int cmd, ...) attribute_hidden; | 
|  | #ifndef NO_CANCELLATION | 
|  | extern int __fcntl_nocancel (int fd, int cmd, ...) attribute_hidden; | 
|  | libc_hidden_proto (__libc_fcntl) | 
|  | #endif | 
|  | extern int __open (const char *__file, int __oflag, ...); | 
|  | libc_hidden_proto (__open) | 
|  | extern int __fcntl (int __fd, int __cmd, ...); | 
|  | libc_hidden_proto (__fcntl) | 
|  | extern int __openat (int __fd, const char *__file, int __oflag, ...) | 
|  | __nonnull ((2)); | 
|  | libc_hidden_proto (__openat) | 
|  | extern int __openat64 (int __fd, const char *__file, int __oflag, ...) | 
|  | __nonnull ((2)); | 
|  | libc_hidden_proto (__openat64) | 
|  |  | 
|  | extern int __open_2 (const char *__path, int __oflag); | 
|  | extern int __open64_2 (const char *__path, int __oflag); | 
|  | extern int __openat_2 (int __fd, const char *__path, int __oflag); | 
|  | extern int __openat64_2 (int __fd, const char *__path, int __oflag); | 
|  |  | 
|  |  | 
|  | #if IS_IN (rtld) | 
|  | extern __typeof (__open) __open attribute_hidden; | 
|  | extern __typeof (__fcntl) __fcntl attribute_hidden; | 
|  | #endif | 
|  |  | 
|  | /* Flag determining whether the *at system calls are available.  */ | 
|  | extern int __have_atfcts attribute_hidden; | 
|  |  | 
|  | #ifdef O_CLOEXEC | 
|  | extern int __have_o_cloexec attribute_hidden; | 
|  | #endif | 
|  | #endif | 
|  |  | 
|  | #endif |