Static dynamic_ocl::raw::clCreateContextFromType

pub static mut clCreateContextFromType: unsafe extern "C" fn(properties: *const cl_context_properties, device_type: cl_device_type, pfn_notify: Option<extern "C" fn(errinfo: *const c_char, private_info: *const c_void, cb: size_t, user_data: *mut c_void)>, user_data: *mut c_void, errcode_ret: *mut cl_int) -> cl_context