ftdm_channel_add_var 4095 src/ftdm_io.c FT_DECLARE(ftdm_status_t) ftdm_channel_add_var(ftdm_channel_t *ftdmchan, const char *var_name, const char *value) ftdm_channel_add_var 1343 src/include/freetdm.h FT_DECLARE(ftdm_status_t) ftdm_channel_add_var(ftdm_channel_t *ftdmchan, const char *var_name, const char *value);