pub type PFN_vkCmdWaitEvents = unsafe extern "system" fn(CommandBuffer, u32, *const Event, PipelineStageFlags, PipelineStageFlags, u32, *const MemoryBarrier<'_>, u32, *const BufferMemoryBarrier<'_>, u32, *const ImageMemoryBarrier<'_>);pub type PFN_vkCmdWaitEvents = unsafe extern "system" fn(CommandBuffer, u32, *const Event, PipelineStageFlags, PipelineStageFlags, u32, *const MemoryBarrier<'_>, u32, *const BufferMemoryBarrier<'_>, u32, *const ImageMemoryBarrier<'_>);