Index: trunk/Ohana/src/opihi/cmd.data/vroll.c
===================================================================
--- trunk/Ohana/src/opihi/cmd.data/vroll.c	(revision 2598)
+++ trunk/Ohana/src/opihi/cmd.data/vroll.c	(revision 7917)
@@ -8,6 +8,6 @@
 
   if (argc != 2) {
-    fprintf (stderr, "USAGE: vroll (vector)\n");
-    fprintf (stderr, "  roll vector elements (first goes to end)\n");
+    gprint (GP_ERR, "USAGE: vroll (vector)\n");
+    gprint (GP_ERR, "  roll vector elements (first goes to end)\n");
     return (FALSE);
   }