pub unsafe extern "C" fn graphene_plane_init_from_plane(
p: *mut graphene_plane_t,
src: *const graphene_plane_t,
) -> *mut graphene_plane_t
pub unsafe extern "C" fn graphene_plane_init_from_plane(
p: *mut graphene_plane_t,
src: *const graphene_plane_t,
) -> *mut graphene_plane_t