Closes #1792 closes[t:1792] icc or windows has ctime_r function internally, gives bad warning

Using internal version instead of overwriting

git-svn-id: file:///svn/toku/tokudb@14947 c7de825b-a66e-492c-adef-691d508d4ae1

windows/toku_time.c

@@ -47,10 +47,3 @@ clock_gettime(clockid_t clockid, toku_timespec_t *ts) {
         return -1;
 }
 
-char *
-ctime_r(const time_t *timep, char *buf) {
-    int r = ctime_s(buf, 26, timep);
-    assert(r == 0);
-    return buf;
-}
-

windows/toku_time.h

@@ -30,8 +30,6 @@ static inline float toku_tdiff (struct timeval *a, struct timeval *b) {
     return (a->tv_sec - b->tv_sec) +1e-6*(a->tv_usec - b->tv_usec);
 }
 
-char * ctime_r(const time_t *timep, char *buf);
-
 #ifdef __cplusplus
 };
 #endif