HelenOS sources

ddf_log_verbose    45 uspace/drv/audio/sb16/ddf_log.h #define ddf_log_verbose(msg...) ddf_msg(LVL_DEBUG2, msg)
ddf_log_verbose    51 uspace/lib/drv/include/ddf/log.h #define ddf_log_verbose(msg...) ddf_msg(LVL_DEBUG2, msg)