1 files changed, 2 insertions, 0 deletions
diff --git a/ex.h b/ex.h
index b908bb8..c818157 100644
--- a/ex.h
+++ b/ex.h
@@ -207,6 +207,8 @@ typedef	int	bbloc;
 typedef	short	bbloc;
 #endif
 
+typedef char bool;
+
 /*
  * The editor does not normally use the standard i/o library.  Because
  * we expect the editor to be a heavily used program and because it