Constants in time.inc

List of constants

Time unit types for get_time_length()
enum 
{
    timeunit_seconds = 0,
    timeunit_minutes,
    timeunit_hours,
    timeunit_days,
    timeunit_weeks,
    timeunit_months,
    timeunit_years,
};
Seconds in each time unit
#define SECONDS_IN_MINUTE 60
#define SECONDS_IN_HOUR   3600
#define SECONDS_IN_DAY    86400
#define SECONDS_IN_WEEK   604800
#define SECONDS_IN_MONTH  2592000
#define SECONDS_IN_YEAR   31536000