Type Definition openxr_sys::pfn::GetVulkanInstanceExtensionsKHR

type GetVulkanInstanceExtensionsKHR = unsafe extern "system" fn(instance: Instance, system_id: SystemId, buffer_capacity_input: u32, buffer_count_output: *mut u32, buffer: *mut c_char) -> Result;

See xrGetVulkanInstanceExtensionsKHR - defined by XR_KHR_vulkan_enable