Type Alias PFN_EngCopyRgn 

pub type PFN_EngCopyRgn = Option<unsafe extern "system" fn(hrgndst: HANDLE, hrgnsrc: HANDLE) -> i32>;

Aliased Type

pub enum PFN_EngCopyRgn {
    None,
    Some(unsafe extern "system" fn(HANDLE, HANDLE) -> i32),
}

Variants

None

No value.

Some(unsafe extern "system" fn(HANDLE, HANDLE) -> i32)

Some value of type T.