* Trace Levels * The following values may be used for different levels: * BT_TRACE_LEVEL_NONE 0 * No trace messages to be generated * BT_TRACE_LEVEL_ERROR 1 * Error condition trace messages * BT_TRACE_LEVEL_WARNING 2 * Warning condition trace messages * BT_TRACE_LEVEL_API 3 * API traces * BT_TRACE_LEVEL_EVENT 4 * Debug messages for events * BT_TRACE_LEVEL_DEBUG 5 * Debug messages (general)