diff -NPru cmd_ed.c.orig cmd_ed.c
--- cmd_ed.c.orig	Mon Apr 19 16:57:32 1999
+++ cmd_ed.c	Sat Jan 22 23:46:01 2000
@@ -6,6 +6,8 @@
  * The "ed" built-in command (much simplified)
  */
 
+#ifdef HAVE_ED
+
 #include "sash.h"
 
 #define	USERSIZE	1024	/* max line length typed in by user */
@@ -1432,5 +1434,7 @@
 
 	return TRUE;
 }
+
+#endif /* HAVE_ED */
 
 /* END CODE */