--- ed-1.15/ed.h.orig	Sat Feb  1 14:19:01 2020
+++ ed-1.15/ed.h	Sat Feb  1 14:19:17 2020
@@ -18,8 +18,7 @@
 */
 
 #ifndef __cplusplus
-enum Bool { false = 0, true = 1 };
-typedef enum Bool bool;
+#include <stdbool.h>
 #endif
 
 enum Pflags			/* print suffixes */