ftdm_channel_call_hold 1868 mod_freetdm/mod_freetdm.c ftdm_channel_call_hold(sigmsg->channel); ftdm_channel_call_hold 632 src/include/freetdm.h #define ftdm_channel_call_hold(ftdmchan) _ftdm_channel_call_hold(__FILE__, __FUNCTION__, __LINE__, (ftdmchan))