1 #ifndef _BITS_ERRNO_H 2 #define _BITS_ERRNO_H 3 4 #ifdef __cplusplus 5 extern "C" { 6 #endif 7 8 #define ENOTSUP EOPNOTSUPP 9 10 #define errno (*__errno_location()) 11 #define program_invocation_name (*__program_invocation_name()) 12 #define program_invocation_short_name (*__program_invocation_short_name()) 13 14 #ifdef __cplusplus 15 } // extern "C" 16 #endif 17 18 #endif /* _BITS_ERRNO_H */ 19