pub type PFN_vkGetMemoryFdPropertiesKHR = unsafe extern "system" fn(device: Device, handle_type: ExternalMemoryHandleTypeFlags, fd: c_int, p_memory_fd_properties: *mut MemoryFdPropertiesKHR) -> Result;
pub type PFN_vkGetMemoryFdPropertiesKHR = unsafe extern "system" fn(device: Device, handle_type: ExternalMemoryHandleTypeFlags, fd: c_int, p_memory_fd_properties: *mut MemoryFdPropertiesKHR) -> Result;