[gexiv2] doc: Hide utility enum values

[Jens Georg <jensgeorg src gnome org>]

commit 41a7e62cf49c0cdd13e40b90ef003436a2c415cb
Author: Jens Georg <mail jensge org>
Date:   Sat Feb 20 10:37:27 2021 +0100

    doc: Hide utility enum values

 gexiv2/gexiv2-metadata.h | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)
---
diff --git a/gexiv2/gexiv2-metadata.h b/gexiv2/gexiv2-metadata.h
index 71a4a7f..f79b85d 100644
--- a/gexiv2/gexiv2-metadata.h
+++ b/gexiv2/gexiv2-metadata.h
@@ -102,7 +102,9 @@ G_BEGIN_DECLS
  * <ulink url="http://jpegclub.org/exif_orientation.html";></ulink>
  */
 typedef enum {
-       GEXIV2_ORIENTATION_MIN                  = 0, /*< skip >*/
+       /*< private >*/
+       GEXIV2_ORIENTATION_MIN                  = 0,
+       /*< public >*/
        GEXIV2_ORIENTATION_UNSPECIFIED  = 0,
        GEXIV2_ORIENTATION_NORMAL               = 1,
        GEXIV2_ORIENTATION_HFLIP                = 2,
@@ -112,7 +114,8 @@ typedef enum {
        GEXIV2_ORIENTATION_ROT_90               = 6,
        GEXIV2_ORIENTATION_ROT_90_VFLIP = 7,
        GEXIV2_ORIENTATION_ROT_270              = 8,
-       GEXIV2_ORIENTATION_MAX                  = 8 /*< skip >*/
+       /*< private >*/
+       GEXIV2_ORIENTATION_MAX                  = 8
 } GExiv2Orientation;
 
 /**