Index: prolog/fsmain.s
===================================================================
--- prolog/fsmain.s	(revision 7ecfb7b804af212fdc1cf5f5eebff4b5072b391b)
+++ prolog/fsmain.s	(revision d44e0013efd9bd49fb468b5195d1d3274e61d734)
@@ -118,8 +118,8 @@
 		.even
 
-__pmesg:	ds.l	1	| panic() message string address
-__heap:		ds.l	1	| Heap start  (initial break)
-__break:	ds.l	1	| Current break location
-_errno:		ds.w	1	| System error number
+__pmesg:	.ds.l	1	| panic() message string address
+__heap:		.ds.l	1	| Heap start  (initial break)
+__break:	.ds.l	1	| Current break location
+_errno:		.ds.w	1	| System error number
 
 	.end