343     VkExternalSemaphoreProperties semProps = {  in init()  local
346     vkGetPhysicalDeviceExternalSemaphoreProperties(physicalDevice, &semInfo, &semProps);  in init()
348     bool sufficientSemaphoreSyncFdSupport = (semProps.exportFromImportedHandleTypes &  in init()
350             (semProps.compatibleHandleTypes & VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_SYNC_FD_BIT) &&  in init()
351             (semProps.externalSemaphoreFeatures & VK_EXTERNAL_SEMAPHORE_FEATURE_EXPORTABLE_BIT) &&  in init()
352             (semProps.externalSemaphoreFeatures & VK_EXTERNAL_SEMAPHORE_FEATURE_IMPORTABLE_BIT);  in init()
359              semProps.exportFromImportedHandleTypes, VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_SYNC_FD_BIT,  in init()
360              semProps.compatibleHandleTypes, VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_SYNC_FD_BIT,  in init()
361              semProps.externalSemaphoreFeatures,  in init()
369               semProps.exportFromImportedHandleTypes, VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_SYNC_FD_BIT,  in init()
370               semProps.compatibleHandleTypes, VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_SYNC_FD_BIT,  in init()
371               semProps.externalSemaphoreFeatures,  in init()