* Since: 2.6
*/
gboolean
-g_get_filename_charsets (const gchar ***filename_charsets)
+g_get_filename_charsets (G_CONST_RETURN gchar ***filename_charsets)
{
static GStaticPrivate cache_private = G_STATIC_PRIVATE_INIT;
GFilenameCharsetCache *cache = g_static_private_get (&cache_private);
#else /* G_PLATFORM_WIN32 */
gboolean
-g_get_filename_charsets (const gchar ***filename_charsets)
+g_get_filename_charsets (G_CONST_RETURN gchar ***filename_charsets)
{
static const gchar *charsets[] = {
"UTF-8",