cyc_pcbuffer_t
cyc_pcbuffer_t *pc;
cyc_pcbuffer_t *pc;
cyc_pcbuffer_t *pc = &softbuf->cys_buf[hard ^ 1];
cyc_pcbuffer_t *pc = &softbuf->cys_buf[hard ^ 1];
cyc_pcbuffer_t *pc = &softbuf->cys_buf[hard];
cyc_pcbuffer_t *pc = &softbuf->cys_buf[softbuf->cys_hard];
cyc_pcbuffer_t cys_buf[2];