compat.c is not empty anymore

compat/compat.c

@@ -1,14 +1,5 @@
 #include "config.h"
 
-/* This file is just a placeholder so the library isn't empty */
-
-/* This function does strictly nothing. It's just here to avoid
-   libcompat.a to be empty, which is illegal */
-int not_empty()
-{
-    return 42;
-}
-
 #if !defined(HAVE_PIPE) && defined(HAVE__PIPE)
 
 #include <fcntl.h>