static int vip_in_ef(void) { int a=0xff; if (studio2_get_vsync()) a-=1; if (readinputport(0)&(1<<keylatch)) a-=4; return a; }
static int studio2_in_ef(void) { int a=0; if (studio2_get_vsync()) a|=1; if (readinputport(0)&(1<<keylatch)) a|=4; if (readinputport(1)&(1<<keylatch)) a|=8; return a; }