pub unsafe extern "C" fn vkMapMemory(
device: VkDevice,
memory: VkDeviceMemory,
offset: VkDeviceSize,
size: VkDeviceSize,
flags: VkMemoryMapFlags,
ppData: *mut *mut c_void,
) -> VkResult
pub unsafe extern "C" fn vkMapMemory(
device: VkDevice,
memory: VkDeviceMemory,
offset: VkDeviceSize,
size: VkDeviceSize,
flags: VkMemoryMapFlags,
ppData: *mut *mut c_void,
) -> VkResult