pub type EDITWORDBREAKPROCA = Option<unsafe extern "C" fn(lpch: LPSTR, ichCurrent: c_int, cch: c_int, code: c_int) -> c_int>;
pub enum EDITWORDBREAKPROCA { None, Some(unsafe extern "C" fn(*mut i8, i32, i32, i32) -> i32), }
No value.
Some value of type T.
T