windows_sys::Win32::Devices::Fax

Type Alias PFAXACCESSCHECK

pub type PFAXACCESSCHECK = Option<unsafe extern "system" fn(faxhandle: HANDLE, accessmask: u32) -> BOOL>;

Aliased Type§

enum PFAXACCESSCHECK {
    None,
    Some(unsafe extern "system" fn(*mut c_void, u32) -> i32),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "system" fn(*mut c_void, u32) -> i32)

Some value of type T.