Teach cparser how to parse (f)(void);, i.e. global declarations can start with a (.
[cparser] / lextest /
drwxr-xr-x   ..
-rwxr-xr-x 246 do_tests.sh
drwxr-xr-x - legalc
drwxr-xr-x - preprocessor
drwxr-xr-x - tokenstreams
drwxr-xr-x - warnings