extern Display* obt_display;
+/*! Open the X display. You should call g_set_prgname() before calling this
+ function for X Input Methods to work correctly. */
gboolean obt_display_open(const char *display_name);
-void obt_display_close();
+void obt_display_close(void);
void obt_display_ignore_errors(gboolean ignore);