SCTP_CHUNK_FLAG_REXMIT
(mp)->b_flag &= ~(SCTP_CHUNK_FLAG_REXMIT | \
(((mp)->b_flag & (SCTP_CHUNK_FLAG_REXMIT|SCTP_CHUNK_FLAG_SENT)) != \
(mp)->b_flag |= SCTP_CHUNK_FLAG_REXMIT; \
#define SCTP_CHUNK_CLEAR_REXMIT(mp) ((mp)->b_flag &= ~SCTP_CHUNK_FLAG_REXMIT)
#define SCTP_CHUNK_WANT_REXMIT(mp) ((mp)->b_flag & SCTP_CHUNK_FLAG_REXMIT)
(((mp)->b_flag & (SCTP_CHUNK_FLAG_REXMIT|SCTP_CHUNK_FLAG_SENT)) != \