comment on timer checking, are timers always sorted by triggertime? Else the code is wrong...

git-svn-id: https://svn.code.sf.net/p/freeglut/code/trunk@1555 7f0cb862-5218-0410-a997-914c9d46530a

freeglut/freeglut/src/fg_main.c

@@ -221,6 +221,7 @@ static void fghCheckTimers( void )
         SFG_Timer *timer = fgState.Timers.First;
 
         if( timer->TriggerTime > checkTime )
+            /* XXX: are timers always sorted by triggerTime? If not, this and fghNextTimer are wrong */
             break;
 
         fgListRemove( &fgState.Timers, &timer->Node );