Type Alias PFNGLWINDOWPOS2SPROC 

pub type PFNGLWINDOWPOS2SPROC = Option<unsafe extern "C" fn(x: GLshort, y: GLshort)>;

Aliased Type

pub enum PFNGLWINDOWPOS2SPROC {
    None,
    Some(unsafe extern "C" fn(i16, i16)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(i16, i16))

Some value of type T.