- SGPropertyNode *lon_node;
- SGPropertyNode *lat_node;
- SGPropertyNode *alt_node;
- SGPropertyNode *bus_power;
- SGPropertyNode *power_btn;
- SGPropertyNode *audio_btn;
- SGPropertyNode *serviceable;
- SGPropertyNode *sound_pause;
+ SGPropertyNode_ptr lon_node;
+ SGPropertyNode_ptr lat_node;
+ SGPropertyNode_ptr alt_node;
+ SGPropertyNode_ptr bus_power;
+ SGPropertyNode_ptr power_btn;
+ SGPropertyNode_ptr audio_btn;
+ SGPropertyNode_ptr audio_vol;
+ SGPropertyNode_ptr serviceable;
+ SGPropertyNode_ptr sound_pause;