GObject
  GBinding
  GInitiallyUnowned
  GTypeModule
GInterface
  GTypePlugin
GBoxed
  GValueArray
  GArray
  GByteArray
  GBytes
  GChecksum
  GClosure
  GDate
  GDateTime
  GError
  GString
  GHashTable
  GIOChannel
  GKeyFile
  GMainContext
  GMainLoop
  GMappedFile
  GMarkupParseContext
  GMatchInfo
  GOptionGroup
  GPollFD
  GPtrArray
  GRegex
  GSource
  GStrv
  GThread
  GTimeZone
  GTree
  GUri
  GValue
  GVariantBuilder
  GVariantDict
GFlags
  GBindingFlags
  GIOCondition
gpointer
  GType
