KEYSYM_CLASS
class = KEYSYM_CLASS(keysym);
class = KEYSYM_CLASS(keysym);
class = KEYSYM_CLASS(keysym);
switch (KEYSYM_CLASS(keysym)) {
(KEYSYM_CLASS(keysym) == KEYSYM_ASCII) )
(KEYSYM_CLASS(keysym) == KEYSYM_FUNC) )