gunichar *g_utf8_to_ucs4_fast (const gchar *str, glong len, glong *items_written);
gunichar *g_utf8_to_ucs4 (const gchar *str, glong len, glong *items_read, glong *items_written, GError **err);
gunichar2 *g_utf8_to_utf16 (const gchar *str, glong len, glong *items_read, glong *items_written, GError **err);
-gunichar2 *g_utf8_to_utf16_with_nuls (const gchar *str, glong len, glong *items_read, glong *items_written, GError **err);
+gunichar2 *eg_utf8_to_utf16_with_nuls (const gchar *str, glong len, glong *items_read, glong *items_written, GError **err);
gchar *g_utf16_to_utf8 (const gunichar2 *str, glong len, glong *items_read, glong *items_written, GError **err);
gunichar *g_utf16_to_ucs4 (const gunichar2 *str, glong len, glong *items_read, glong *items_written, GError **err);
gchar *g_ucs4_to_utf8 (const gunichar *str, glong len, glong *items_read, glong *items_written, GError **err);