Type Alias LPD3DVALIDATECALLBACK
pub type LPD3DVALIDATECALLBACK = Option<unsafe extern "system" fn(lpuserarg: *mut c_void, dwoffset: u32) -> HRESULT>;Aliased Type§
pub enum LPD3DVALIDATECALLBACK {
None,
Some(unsafe extern "system" fn(*mut c_void, u32) -> HRESULT),
}