Tell the user that we didn't try to set the bus speed, in case they're

used to NetBSD or older versions of the code that did do it.
Will document TUNE_1542 also.

sys/i386/isa/aha1542.c

@@ -12,7 +12,7 @@
  * on the understanding that TFS is not responsible for the correct
  * functioning of this software in any circumstances.
  *
- *      $Id: aha1542.c,v 1.22 1994/03/20 00:29:58 wollman Exp $
+ *      $Id: aha1542.c,v 1.23 1994/03/23 09:15:26 davidg Exp $
  */
 
 /*
@@ -984,7 +984,7 @@ aha_init(unit)
 		return (EIO);
 	}
 #else
-	printf ("\n");
+	printf (" (bus speed defaulted)\n");
 #endif	/*TUNE_1542*/
 	/*
 	 * Initialize mail box