AX25_S 109 net/ax25/ax25_subr.c if ((frame[0] & AX25_S) == 0) { AX25_S 124 net/ax25/ax25_subr.c if ((frame[0] & AX25_S) == 0) { AX25_S 167 net/ax25/ax25_subr.c if ((frametype & AX25_U) == AX25_S) /* S frames carry NR */