[dia] [warningectomy] 'matrix_*_to_bezier' defined but not used

[Hans Breuer <hans src gnome org>]

commit f0fbdc632dafac9f51396413d244be469712a0d2
Author: Hans Breuer <hans breuer org>
Date:   Sat May 4 19:35:25 2013 +0200

    [warningectomy] 'matrix_*_to_bezier' defined but not used
    
    just silenced with G_GNUC_UNUSED

 plug-ins/xfig/xfig-import.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/plug-ins/xfig/xfig-import.c b/plug-ins/xfig/xfig-import.c
index 1f637b6..69e1dbc 100644
--- a/plug-ins/xfig/xfig-import.c
+++ b/plug-ins/xfig/xfig-import.c
@@ -677,13 +677,14 @@ static BezPoint *transform_spline(int npoints, Point *points, gboolean closed) {
  * [ 0  1  30  5]
  * [ 0  0  30  5]
  */
-
+G_GNUC_UNUSED
 static real matrix_bspline_to_bezier[4][4] =
     {{1/6.0, 4/6.0, 1/6.0, 0},
      {0,   4/6.0, 2/6.0, 0},
      {0,   2/6.0, 4/6.0, 0},
      {0,   1/6.0, 4/6.0, 1/6.0}};
 
+G_GNUC_UNUSED
 static real matrix_catmull_to_bezier[4][4] =
     {{0,      1,   4,     1},
      {-1/6.0, 1, 25/26.0, 1},