Constant vulkanalia::vk::KHR_EXTERNAL_SEMAPHORE_WIN32_EXTENSION

pub const KHR_EXTERNAL_SEMAPHORE_WIN32_EXTENSION: [i8; 256];

https://www.khronos.org/registry/vulkan/specs/1.2-extensions/man/html/VK_KHR_external_semaphore_win32.html