diff -NPru cmd_ls.c.orig cmd_ls.c
--- cmd_ls.c.orig	Wed Jun 16 13:01:43 1999
+++ cmd_ls.c	Sat Jan 22 23:48:06 2000
@@ -6,6 +6,8 @@
  * The "ls" built-in command.
  */
 
+#ifdef HAVE_LS
+
 #include "sash.h"
 
 #include <sys/types.h>
@@ -574,5 +576,7 @@
 		free(list[listUsed]);
 	}
 }
+
+#endif /* HAVE_LS */
 
 /* END CODE */