code: func GetVkProcAddrNV(name *uint8) unsafe.Pointer {
  	ret, _, _ := syscall.Syscall(gpGetVkProcAddrNV, 1, uintptr(unsafe.Pointer(name)), 0, 0)
  	return (unsafe.Pointer)(ret)
  }
docs: // Return value has type C.GLVULKANPROCNV.