remove rule - breaks mac
diff --git a/src/mkcommon b/src/mkcommon
index 1b1e192..e99a261 100644
--- a/src/mkcommon
+++ b/src/mkcommon
@@ -9,10 +9,6 @@
 %.$O:	%.s
 	$AS $AFLAGS $stem.s
 
-# OpenBSD needs this; sigh
-%.$O:	%.S
-	$CC $CFLAGS $stem.S
-	
 y.tab.h y.tab.c:	$YFILES
 	$YACC $YFLAGS $prereq