pub unsafe extern "C" fn clang_parseTranslationUnit(
    index: CXIndex,
    file: *const c_char,
    arguments: *const *const c_char,
    n_arguments: c_int,
    unsaved: *mut CXUnsavedFile,
    n_unsaved: c_uint,
    flags: CXTranslationUnit_Flags
) -> CXTranslationUnit