Extension('VK_KHR_external_fence', 1, 'device->rad_info.has_syncobj_wait_for_submit'),
Extension('VK_KHR_external_fence_capabilities', 1, True),
Extension('VK_KHR_external_fence_fd', 1, 'device->rad_info.has_syncobj_wait_for_submit'),
Extension('VK_KHR_external_fence', 1, 'device->rad_info.has_syncobj_wait_for_submit'),
Extension('VK_KHR_external_fence_capabilities', 1, True),
Extension('VK_KHR_external_fence_fd', 1, 'device->rad_info.has_syncobj_wait_for_submit'),