pub type DRIVERPROC = Option<unsafe extern "C" fn(arg1: DWORD_PTR, arg2: HDRVR, arg3: UINT, arg4: LPARAM, arg5: LPARAM) -> LRESULT>;Aliased Type§
enum DRIVERPROC {
None,
Some(unsafe extern "C" fn(_: u64, _: *mut HDRVR__, _: u32, _: i64, _: i64) -> i64),
}