| 1 | #ifndef _ERRNO_H |
| 2 | #define _ERRNO_H |
| 3 | |
| 4 | #ifdef __cplusplus |
| 5 | extern "C" { |
| 6 | #endif |
| 7 | |
| 8 | #include <features.h> |
| 9 | |
| 10 | #include <bits/errno.h> |
| 11 | |
| 12 | #ifdef __GNUC__ |
| 13 | __attribute__((const)) |
| 14 | #endif |
| 15 | int *__errno_location(void); |
| 16 | #define errno (*__errno_location()) |
| 17 | |
| 18 | #ifdef _GNU_SOURCE |
| 19 | extern char *program_invocation_short_name, *program_invocation_name; |
| 20 | #endif |
| 21 | |
| 22 | #ifdef __cplusplus |
| 23 | } |
| 24 | #endif |
| 25 | |
| 26 | #endif |