zc 787 src/ftmod/ftmod_isdn/ftmod_isdn.c ftdm_channel_t *zc = span->channels[x]; zc 789 src/ftmod/ftmod_isdn/ftmod_isdn.c if (!ftdm_test_flag(zc, FTDM_CHANNEL_INUSE) && zc->state == FTDM_CHANNEL_STATE_DOWN) { zc 790 src/ftmod/ftmod_isdn/ftmod_isdn.c ftdmchan = zc;