Type Alias windows::Win32::Devices::Fax::PFAXOPENPORT

pub type PFAXOPENPORT = Option<unsafe extern "system" fn(faxhandle: HANDLE, deviceid: u32, flags: u32, faxporthandle: *mut HANDLE) -> BOOL>;

Aliased Type

enum PFAXOPENPORT {
    None,
    Some(unsafe extern "system" fn(_: HANDLE, _: u32, _: u32, _: *mut HANDLE) -> BOOL),
}

Variants

None

No value.

Some(unsafe extern "system" fn(_: HANDLE, _: u32, _: u32, _: *mut HANDLE) -> BOOL)

Some value of type T.