taglinefilesource code
n_dr1048net/ipv4/ip_fw.cunsigned short n_sr,n_dr,o_sr,o_dr; 
n_dr1182net/ipv4/ip_fw.cn_dr=ftmp->fw_pts[n_n+1]-ftmp->fw_pts[n_n];
n_dr1184net/ipv4/ip_fw.cn_dr=(ftmp->fw_ndp)? ftmp->fw_ndp : 0xFFFF;
n_dr1190net/ipv4/ip_fw.cif (n_dr<o_dr)
n_dr1192net/ipv4/ip_fw.cif (n_dr>o_dr)