Make 1989/fubar more like original

There's no need to have the 'cc' macro have 'int ' before main. Instead
have CSILENCE include '-Wno-implicit-int'.

thanks-for-help.md

@@ -755,7 +755,8 @@ not strictly necessary but nonetheless more correct, even if not warned against.
 
 [Cody](#cody) got this to work with modern systems. The main issues were that an
 `#include` had to be added along with fixing the path (due to `.` not being in
-`$PATH`) to files referred to in the code.
+`$PATH`) to files referred to in the code. The path problem was also fixed in
+[fubar.sh](/1989/fubar/fubar.sh).
 
 
 ## <a name="1989_jar.1"></a>[1989/jar.1](/1989/jar.1/jar.1.c) ([README.md](/1989/jar.1/README.md]))