hangup_polarity  2745 mod_freetdm/mod_freetdm.c 			const char *hangup_polarity = "false";
hangup_polarity  2821 mod_freetdm/mod_freetdm.c 					hangup_polarity = val;
hangup_polarity  2885 mod_freetdm/mod_freetdm.c 								   "hangup_polarity_reverse", hangup_polarity,