set_min_max
st = set_min_max(1,smc->mib.m[MAC0].fddiMACTvxValueMIB,
st |= set_min_max(0,smc->mib.m[MAC0].fddiMACT_MaxMIB,
st |= (st2 = set_min_max(0,smc->mib.m[MAC0].fddiMACT_ReqMIB,
static int set_min_max(int maxflag, u_long mib, u_long limit, u_long *oper);