Type Alias LPDIENUMDEVICESCALLBACKA
pub type LPDIENUMDEVICESCALLBACKA = Option<unsafe extern "system" fn(param0: *mut DIDEVICEINSTANCEA, param1: *mut c_void) -> BOOL>;Aliased Type§
pub enum LPDIENUMDEVICESCALLBACKA {
None,
Some(unsafe extern "system" fn(*mut DIDEVICEINSTANCEA, *mut c_void) -> BOOL),
}