pub unsafe extern "system" fn vkSignalSemaphoreKHR(
device: VkDevice,
pSignalInfo: *const VkSemaphoreSignalInfo,
) -> VkResultpub unsafe extern "system" fn vkSignalSemaphoreKHR(
device: VkDevice,
pSignalInfo: *const VkSemaphoreSignalInfo,
) -> VkResult