[babl] extensions: gegl-fixups: mark unused functions with attribute

[Jehan Pagès <jehanp src gnome org>]

commit 7fcabe926b239392a1b858d89ff621efea554fce
Author: Roman Lebedev <lebedev ri gmail com>
Date:   Sun Aug 21 14:08:37 2016 +0300

    extensions: gegl-fixups: mark unused functions with attribute

 extensions/gegl-fixups.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/extensions/gegl-fixups.c b/extensions/gegl-fixups.c
index c1f91ca..a27915e 100644
--- a/extensions/gegl-fixups.c
+++ b/extensions/gegl-fixups.c
@@ -181,7 +181,7 @@ conv_F_8g (unsigned char *src, unsigned char *dst, long samples)
 }
 
 
-static INLINE long
+static INLINE long __attribute__((unused))
 conv_8_F (unsigned char *src, unsigned char *dst, long samples)
 {
   long n = samples;
@@ -226,7 +226,7 @@ conv_rgbaF_rgb8 (unsigned char *src, unsigned char *dst, long samples)
 }
 
 
-static INLINE long
+static INLINE long __attribute__((unused))
 conv_rgbaF_rgba8 (unsigned char *src, unsigned char *dst, long samples)
 {
   long n = samples;
@@ -258,14 +258,14 @@ conv_rgbaF_rgba8 (unsigned char *src, unsigned char *dst, long samples)
 
 #define conv_rgbaF_rgbP8    conv_rgbaF_rgba8
 
-static INLINE long
+static INLINE long __attribute__((unused))
 conv_rgbF_rgb8 (unsigned char *src, unsigned char *dst, long samples)
 {
   conv_F_8g (src, dst, samples * 3);
   return samples;
 }
 
-static INLINE long
+static INLINE long __attribute__((unused))
 conv_gaF_ga8 (unsigned char *src, unsigned char *dst, long samples)
 {
   conv_F_8 (src, dst, samples * 2);