48 /* * Clists are actually ring buffers. The c_cc, c_cf, c_cl fields have * exactly the same behaviour as in true clists. * if c_cq is NULL, the ring buffer has no TTY_QUOTE functionality * (but, saves memory and CPU time) * * *DON'T* play with c_cs, c_ce, c_cq, or c_cl outside tty_subr.c!!! */