Type Alias windows_sys::Win32::Devices::Fax::PFAX_EXT_UNREGISTER_FOR_EVENTS

pub type PFAX_EXT_UNREGISTER_FOR_EVENTS = Option<unsafe extern "system" fn(param0: HANDLE) -> u32>;

Required features: "Win32_Foundation"

Aliased Type

enum PFAX_EXT_UNREGISTER_FOR_EVENTS {
    None,
    Some(unsafe extern "system" fn(_: isize) -> u32),
}

Variants

None

No value.

Some(unsafe extern "system" fn(_: isize) -> u32)

Some value of type T.