Here is a list of all related symbols with links to the classes they belong to:

GLIBMM_STATIC_MUTEX_INIT : Glib::StaticMutex
GLIBMM_STATIC_PRIVATE_INIT : Glib::StaticPrivate< T >
GLIBMM_STATIC_REC_MUTEX_INIT : Glib::StaticRecMutex
GLIBMM_STATIC_RW_LOCK_INIT : Glib::StaticRWLock