Type Alias PFNGLINSERTEVENTMARKEREXTPROC

pub type PFNGLINSERTEVENTMARKEREXTPROC = Option<unsafe extern "C" fn(_: i32, _: *const i8)>;

Aliased Type

enum PFNGLINSERTEVENTMARKEREXTPROC {
    None,
    Some(unsafe extern "C" fn(_: i32, _: *const i8)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: i32, _: *const i8))

Some value of type T.