type default_prop, property_type;
type shell_prop, property_type;
type radio_prop, property_type;
type system_prop, property_type;
type vold_prop, property_type;
type rild_prop, property_type;
type ctl_default_prop, property_type;
type ctl_dumpstate_prop, property_type;
type ctl_rildaemon_prop, property_type;