1/* sorted */ 2AX25_WINDOW 1 3AX25_T1 2 4AX25_N2 3 5AX25_T3 4 6AX25_T2 5 7AX25_BACKOFF 6 8AX25_EXTSEQ 7 9AX25_PIDINCL 8 10AX25_IDLE 9 11AX25_PACLEN 10 12AX25_IAMDIGI 12 13 14/* 13, 25, or 16409, depending on arch */ 15SO_BINDTODEVICE 16