authdes_seccreate
extern AUTH *authdes_seccreate (const char *, const u_int, const char *,
nauth = authdes_seccreate(servername, window, hostname, ckey);
dummy = authdes_seccreate(servername, window, NULL, ckey);
extern AUTH *authdes_seccreate (const char *, const u_int, const char *,