Type Alias PFN_DrvDisableSurface 

pub type PFN_DrvDisableSurface = Option<unsafe extern "system" fn(param0: DHPDEV)>;

Aliased Type

pub enum PFN_DrvDisableSurface {
    None,
    Some(unsafe extern "system" fn(DHPDEV)),
}

Variants

None

No value.

Some(unsafe extern "system" fn(DHPDEV))

Some value of type T.