fix exit

pl/debug.yap

@@ -791,6 +791,7 @@ be lost.
     nodebug,
 	abort.
 '$action'(0'b,_,_,_,_,_) :- !,			% 'b		break
+    '$stop_creeping'(_),
 	'$skipeol'(0'b),
 	break,
 	fail.
@@ -802,7 +803,6 @@ be lost.
 	'$skipeol'(0'c),
 	'__NB_setval__'('$debug_jump',false).
 '$action'(0'e,_,_,_,_,_) :- !,			% 'e		exit
-	'$skipeol'(0'e),
 	halt.
 '$action'(0'f,_,CallId,_,_,_) :- !,		% 'f		fail
 	'$scan_number'(0'f, CallId, GoalId),    %'f