Type Alias windows_sys::Win32::Devices::Tapi::PHONECALLBACK
pub type PHONECALLBACK = Option<unsafe extern "system" fn(hdevice: u32, dwmessage: u32, dwinstance: usize, dwparam1: usize, dwparam2: usize, dwparam3: usize)>;
Aliased Type§
enum PHONECALLBACK {
None,
Some(unsafe extern "system" fn(_: u32, _: u32, _: usize, _: usize, _: usize, _: usize)),
}