M_USED
errmsg(M_USED, logname);
errmsg(M_USED, logname);
errmsg(M_USED, logname);
errmsg(M_USED, logname);
errmsg(M_USED, new_logname);
errmsg(M_USED, logname);
#define G_USED(x) (((x) >> S_USED) & M_USED)