chars1            468 dev/ic/opl.c   	u_int8_t chars0, chars1, ksl0, ksl1, fbc;
chars1            503 dev/ic/opl.c   	chars1 = p->ops[OO_CHARS+1];
chars1            505 dev/ic/opl.c   	c_mult = (chars1 & OPL_MULTIPLE_MASK) * mult;
chars1            512 dev/ic/opl.c   	r20c = (chars1 &~ OPL_MULTIPLE_MASK) | c_mult;