Flags
VkExternalSemaphoreFeatureFlags
Bitmask of VkExternalSemaphoreFeatureFlagBitsKHR
typedef VkFlags VkExternalSemaphoreFeatureFlags;
or the equivalent
typedef VkExternalSemaphoreFeatureFlags VkExternalSemaphoreFeatureFlagsKHR;
VkExternalSemaphoreFeatureFlags is a bitmask type for setting a mask
of zero or more VkExternalSemaphoreFeatureFlagBits.