Type Alias LPACMDRIVERPROC
pub type LPACMDRIVERPROC = Option<unsafe extern "system" fn(param0: usize, param1: HACMDRIVERID, param2: u32, param3: LPARAM, param4: LPARAM) -> LRESULT>;Aliased Type§
pub enum LPACMDRIVERPROC {
None,
Some(unsafe extern "system" fn(usize, *mut c_void, u32, isize, isize) -> isize),
}