pub unsafe extern "system" fn vkAllocateDescriptorSets(
device: VkDevice,
pAllocateInfo: *const VkDescriptorSetAllocateInfo,
pDescriptorSets: *mut VkDescriptorSet,
) -> VkResultpub unsafe extern "system" fn vkAllocateDescriptorSets(
device: VkDevice,
pAllocateInfo: *const VkDescriptorSetAllocateInfo,
pDescriptorSets: *mut VkDescriptorSet,
) -> VkResult