Index: trunk/Ohana/src/opihi/cmd.data/vcontour.c
===================================================================
--- trunk/Ohana/src/opihi/cmd.data/vcontour.c	(revision 5846)
+++ trunk/Ohana/src/opihi/cmd.data/vcontour.c	(revision 7917)
@@ -62,9 +62,9 @@
   Vector *xvec, *yvec, *zvec;
 
-  fprintf (stderr, "vcontour not working yet\n");
+  gprint (GP_ERR, "vcontour not working yet\n");
   return (FALSE);
 
   if (argc != 7) {
-    fprintf (stderr, "USAGE: vcontour x y z Xc Yc (level)\n");
+    gprint (GP_ERR, "USAGE: vcontour x y z Xc Yc (level)\n");
     return (FALSE);
   }
@@ -109,5 +109,5 @@
   d11 = (level - *v10);
   for (j = 1; j < Ny; j++) {
-    if (!(j%10)) fprintf (stderr, ".");
+    if (!(j%10)) gprint (GP_ERR, ".");
     for (i = 1; i < Nx; i++, v00++, v01++, v10++, v11++) {
 
@@ -275,4 +275,4 @@
 
   if (Npix != 1) free (matrix);
-  fprintf (stderr, "\n");
+  gprint (GP_ERR, "\n");
 }