gmt?

/*
 *  call-seq:
 *     time.utc? => true or false
 *     time.gmt? => true or false
 *  
 *  Returns <code>true</code> if <i>time</i> represents a time in UTC
 *  (GMT).
 *     
 *     t = Time.now                        #=> Wed Apr 09 08:56:04 CDT 2003
 *     t.utc?                              #=> false
 *     t = Time.gm(2000,"jan",1,20,15,1)   #=> Sat Jan 01 20:15:01 UTC 2000
 *     t.utc?                              #=> true
 *
 *     t = Time.now                        #=> Wed Apr 09 08:56:03 CDT 2003
 *     t.gmt?                              #=> false
 *     t = Time.gm(2000,1,1,20,15,1)       #=> Sat Jan 01 20:15:01 UTC 2000
 *     t.gmt?                              #=> true
 */

static VALUE
time_utc_p(time)
    VALUE time;
{
    struct time_object *tobj;

    GetTimeval(time, tobj);
    if (tobj->gmt) return Qtrue;
    return Qfalse;
}