/* Device-dependent part for async lines. */
ext_accm sc_asyncmap; /* async control character map */
- u_long sc_rasyncmap; /* receive async control char map */
+ u_int32_t sc_rasyncmap; /* receive async control char map */
struct mbuf *sc_outm; /* mbuf chain currently being output */
struct mbuf *sc_m; /* pointer to input mbuf chain */
struct mbuf *sc_mc; /* pointer to current input mbuf */