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