PIPEX_L2TP_FLAG_SEQUENCE
l2tp->flagsver |= PIPEX_L2TP_FLAG_SEQUENCE;
if (flags & PIPEX_L2TP_FLAG_SEQUENCE) /* ns and nr */
if (flags & PIPEX_L2TP_FLAG_SEQUENCE) {
if (flags & PIPEX_L2TP_FLAG_SEQUENCE) {
if ((flags & PIPEX_L2TP_FLAG_SEQUENCE) == 0)
KASSERT(ntohs(l2tp->flagsver) & PIPEX_L2TP_FLAG_SEQUENCE);