12 #define O_RDONLY _O_RDONLY
13 #define O_RDWR _O_RDWR
16 #define pclose _pclose
26 #define putenv _putenv
27 #define getpid _getpid
28 #define utimbuf _utimbuf
29 #define sys_nerr _sys_nerr
30 #define sys_errlist _sys_errlist
31 #define isatty _isatty
39 __inline void sync(void){};
43 #define gettimeofday(p, v) ((p)->tv_sec = (p)->tv_usec = 0)
46 #define strcasecmp _stricmp