GConf Reference Manual

Using the GConf library
  GConfClient — GObject-based convenience wrapper
  gconf-backend
  GConfEngine — a GConf "database"
  GError — error reporting.
  gconf-internals
  gconf-listeners
  GConfSchema — A GConfSchema describes a GConfEntry
  gconf-sources
  GConfValue, GConfEntry, GConfMetaInfo — A GConfValue stores a dynamically-typed value. A GConfEntry stores a key-value pair. A GConfMetaInfo stores metainformation about a key.
  GConf Core Interfaces — Basic functions to initialize GConf and get/set values
  gconf-locale
  GConfChangeSet — a set of configuration changes to be made.