Index: trunk/Ohana/src/opihi/dvo/pmeasure.c
===================================================================
--- trunk/Ohana/src/opihi/dvo/pmeasure.c	(revision 7680)
+++ trunk/Ohana/src/opihi/dvo/pmeasure.c	(revision 7917)
@@ -65,5 +65,5 @@
 
   if (argc != 2) {
-    fprintf (stderr, "USAGE: pmeasure (-all) [-m M M] [-p photcode] [-ID ID] [-flag value] [-x]\n");
+    gprint (GP_ERR, "USAGE: pmeasure (-all) [-m M M] [-p photcode] [-ID ID] [-flag value] [-x]\n");
     return (FALSE);
   }