pub type PFN_vkGetInstanceProcAddr = Option<unsafe extern "system" fn(instance: VkInstance, pName: *const c_char) -> PFN_vkVoidFunction>;Aliased Type§
pub enum PFN_vkGetInstanceProcAddr {
None,
Some(unsafe extern "system" fn(*mut VkInstance_T, *const i8) -> Option<unsafe extern "system" fn()>),
}