+void config_startup(ObtXmlInst *i);
+void config_shutdown(void);
+
+/*! Create an ObAppSettings structure with the default values */
+ObAppSettings* config_create_app_settings(void);
+/*! Copies any settings in src to dest, if they are their default value in
+ src. */
+void config_app_settings_copy_non_defaults(const ObAppSettings *src,
+ ObAppSettings *dest);
+/*! Parses an x geometry style position, with some extensions like ratios
+ and percentages */
+void config_parse_gravity_coord(xmlNodePtr node, GravityCoord *c);
+/*! Parses a rational number or percentage into num and denom */
+void config_parse_relative_number(gchar *s, gint *num, gint *denom);