ext_4 1359 dev/pci/if_txp.c ifp->if_ierrors += ext[3].ext_2 + ext[3].ext_3 + ext[3].ext_4 + ext_4 1360 dev/pci/if_txp.c ext[4].ext_1 + ext[4].ext_4; ext_4 1361 dev/pci/if_txp.c ifp->if_oerrors += ext[0].ext_1 + ext[1].ext_1 + ext[1].ext_4 + ext_4 317 dev/pci/if_txpreg.h volatile u_int32_t ext_4;