pub type PFN_DrvDeriveSurface = Option<unsafe extern "system" fn(param0: *mut DD_DIRECTDRAW_GLOBAL, param1: *mut DD_SURFACE_LOCAL) -> HBITMAP>;

Aliased Type§

enum PFN_DrvDeriveSurface {
    None,
    Some(unsafe extern "system" fn(_: *mut DD_DIRECTDRAW_GLOBAL, _: *mut DD_SURFACE_LOCAL) -> HBITMAP),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "system" fn(_: *mut DD_DIRECTDRAW_GLOBAL, _: *mut DD_SURFACE_LOCAL) -> HBITMAP)

Some value of type T.