NEG_ENABLED
ccp->cfg.neg[CCP_NEG_DEFLATE] = NEG_ENABLED|NEG_ACCEPTED;
ccp->cfg.neg[CCP_NEG_PRED1] = NEG_ENABLED|NEG_ACCEPTED;
ccp->cfg.neg[CCP_NEG_MPPE] = NEG_ENABLED|NEG_ACCEPTED;
*add = NEG_ENABLED;
if (add == NEG_ENABLED && opt == OPT_IPV6CP && !probe.ipv6_available) {
#define IsEnabled(x) ((x) & NEG_ENABLED)
ipcp->cfg.vj.neg = NEG_ENABLED|NEG_ACCEPTED;
lcp->cfg.acfcomp = NEG_ENABLED|NEG_ACCEPTED;
lcp->cfg.protocomp = NEG_ENABLED|NEG_ACCEPTED;
mp->cfg.shortseq = NEG_ENABLED|NEG_ACCEPTED;
mp->cfg.negenddisc = NEG_ENABLED|NEG_ACCEPTED;