[libc/time] Revert the time.h
@@ -57,10 +57,6 @@ time_t timegm(struct tm * const t);
int gettimeofday(struct timeval *tv, struct timezone *tz);
int settimeofday(const struct timeval *tv, const struct timezone *tz);
-#if defined(__ARMCC_VERSION) || defined (__ICCARM__)
-struct tm *gmtime_r(const time_t *timep, struct tm *r);
-#endif
-
#ifdef RT_USING_POSIX
#include <sys/types.h>
/* posix clock and timer */
