{
 Terminal speeds.
}
    s_100 = 000004B;  s_110 = 000005B;  s_1200 = 000013B; s_134 = 000006B;
    s_150 = 000007B;  s_1800 = 000014B; s_2000 = 000015B; s_200 = 000010B;
    s_2400 = 000016B; s_300 = 000011B;  s_3600 = 000017B; s_4800 = 000020B;
    s_50 = 000002B;   s_600 = 000012B;  s_7200 = 000021B; s_75 = 000003B;
    s_9600 = 000022B; s_exta = 000023B; s_extb = 000024B;
{
 Terminal characteristics
}
    tc_8bc = 000067B; tc_acr = 000024B; tc_alt = 000031B; tc_bin = 000065B;
    tc_blk = 000042B; tc_bsp = 000023B; tc_ccf = 000030B; tc_ceq = 000046B;
    tc_cts = 000072B; tc_dlu = 000041B; tc_epa = 000040B; tc_esq = 000035B;
    tc_fdx = 000064B; tc_frm = 000043B; tc_hff = 000017B; tc_hfl = 000013B;
    tc_hht = 000021B; tc_hld = 000044B; tc_img = 000032B; tc_isl = 000006B;
    tc_lcp = 000036B; tc_lpp = 000002B; tc_lvf = 000020B; tc_max = 000073B;
    tc_nec = 000047B; tc_nkb = 000033B; tc_nl = 000015B;  tc_npr = 000034B;
    tc_nst = 000022B; tc_p8b = 000070B; tc_par = 000037B; tc_pri = 000051B;
    tc_rat = 000007B; tc_rem = 000066B; tc_rsp = 000003B; tc_scp = 000012B;
    tc_scr = 000011B; tc_sff = 000016B; tc_slv = 000050B; tc_smo = 000027B;
    tc_smp = 000026B; tc_smr = 000025B; tc_stb = 000005B; tc_tap = 000045B;
    tc_tbf = 000071B; tc_ttp = 000010B; tc_uc0 = 000052B; tc_uc1 = 000053B;
    tc_uc2 = 000054B; tc_uc3 = 000055B; tc_uc4 = 000056B; tc_uc5 = 000057B;
    tc_uc6 = 000060B; tc_uc7 = 000061B; tc_uc8 = 000062B; tc_uc9 = 000063B;
    tc_vfl = 000014B; tc_wid = 000001B; tc_xsp = 000004B;