HelenOS sources

SECS_PER_MIN       63 uspace/lib/c/generic/time.c #define SECS_PER_HOUR  (SECS_PER_MIN * MINS_PER_HOUR)
SECS_PER_MIN      265 uspace/lib/c/generic/time.c 	    tm->tm_min * SECS_PER_MIN + tm->tm_sec;
SECS_PER_MIN      309 uspace/lib/c/generic/time.c 	min += floor_div(sec, SECS_PER_MIN);
SECS_PER_MIN      310 uspace/lib/c/generic/time.c 	sec = floor_mod(sec, SECS_PER_MIN);