pub type PFN_vkCreateShaderModule = unsafe extern "system" fn(Device, *const ShaderModuleCreateInfo<'_>, *const AllocationCallbacks<'_>, *mut ShaderModule) -> Result;pub type PFN_vkCreateShaderModule = unsafe extern "system" fn(Device, *const ShaderModuleCreateInfo<'_>, *const AllocationCallbacks<'_>, *mut ShaderModule) -> Result;