added a comment to spawn
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							|  | @ -51,6 +51,7 @@ spawn(Arg *arg) | |||
| 
 | ||||
| 	if(!arg->cmd) | ||||
| 		return; | ||||
| 	/* the double-fork construct avoids zombie processes */ | ||||
| 	if(fork() == 0) { | ||||
| 		if(fork() == 0) { | ||||
| 			if(dpy) | ||||
|  |  | |||
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	 Anselm R. Garbe
						Anselm R. Garbe