PARITY
if (putchar((code / 2) | PARITY) == EOF)
if (c < PARITY) {
if (c < PARITY) {
if (vtable[PARITY].v_access&CHANGED) {
vtable[PARITY].v_access &= ~CHANGED;
setparity(value(PARITY));
if (value(PARITY) == NULL)
value(PARITY) = defparity;
parity = value(PARITY);