fix compile errs

src/mod/applications/mod_conference/mod_conference.c

@@ -9086,7 +9086,7 @@ static conference_obj_t *conference_new(char *name, conf_xml_cfg_t cfg, switch_c
 	switch_codec_implementation_t read_impl = { 0 };
 	switch_channel_t *channel = NULL;
 	const char *force_rate = NULL, *force_interval = NULL, *force_channels = NULL, *presence_id = NULL;
-	uint32_t force_rate_i = 0, force_interval_i = 0, force_channels_i = NULL;
+	uint32_t force_rate_i = 0, force_interval_i = 0, force_channels_i = 0;
 
 	/* Validate the conference name */
 	if (zstr(name)) {

src/mod/asr_tts/mod_tts_commandline/mod_tts_commandline.c

@@ -91,7 +91,7 @@ static void event_handler(switch_event_t *event)
 	}
 }
 
-static switch_status_t tts_commandline_speech_open(switch_speech_handle_t *sh, const char *voice_name, int rate, switch_speech_flag_t *flags)
+static switch_status_t tts_commandline_speech_open(switch_speech_handle_t *sh, const char *voice_name, int rate, int channels, switch_speech_flag_t *flags)
 {
 	switch_uuid_t uuid;
 	char uuid_str[SWITCH_UUID_FORMATTED_LENGTH + 1];