Sun4 fix to slice

[Jon A. Tankersley]

Found the following bug in slice when I compiled it on a Sun4.  Didn't
handle unspecified boolean returns....  Also fixed a typo.

Add to the Makefile HACKS = -DSUN4FIX or pull the ifdef stuff.  It works
as it should on Sun3 with the fix.

1a2
> /* fix for Sun4 - jat - Feb. 1989 */
210c211
< 	  error("Error in pattern <%s>\n", pattern);
---
> 	  error("Erron in pattern <%s>\n", pattern);
315a317,322
> /*
>  * Fix for Sun4 under 4.0
>  */
> #ifdef SUN4FIX
> 	return(TRUE);	/* jat */
> #endif
388a396
> 
-tank-
#include <std/disclaimer.h>		/* nobody knows the trouble I .... */
tank at apctrc.trc.amoco.com    ..!uunet!apctrc!tank