pub type PFN_vkGetPhysicalDeviceSupportedFramebufferMixedSamplesCombinationsNV = unsafe extern "system" fn(_physical_device: PhysicalDevice, _combination_count: *mut u32, _combinations: *mut FramebufferMixedSamplesCombinationNV) -> Result;pub type PFN_vkGetPhysicalDeviceSupportedFramebufferMixedSamplesCombinationsNV = unsafe extern "system" fn(_physical_device: PhysicalDevice, _combination_count: *mut u32, _combinations: *mut FramebufferMixedSamplesCombinationNV) -> Result;