Minor fixes in 1986/wall/README.md

1986/wall/README.md

@@ -18,8 +18,9 @@ make all
 ### Alternative code:
 
 If you have an old compiler or a compiler that supports `-traditional-cpp` you
-might enjoy looking at the original source (after patch by Yusuke applied) in
-[wall.alt.c](wall.alt.c). To build:
+might enjoy looking at the original source in [wall.alt.c](wall.alt.c).
+
+#### To build:
 
 ```sh
 # if you have an old enough compiler: