Index: trunk/Ohana/src/opihi/dvo/imdata.c
===================================================================
--- trunk/Ohana/src/opihi/dvo/imdata.c	(revision 7680)
+++ trunk/Ohana/src/opihi/dvo/imdata.c	(revision 7917)
@@ -20,15 +20,15 @@
     remove_argument (N, &argc, argv);
     if (!str_to_time (argv[N], &tzero)) { 
-      fprintf (stderr, "syntax error\n");
+      gprint (GP_ERR, "syntax error\n");
       return (FALSE);
     }
     remove_argument (N, &argc, argv);
     if (!str_to_dtime (argv[N], &trange)) { 
-      fprintf (stderr, "syntax error\n");
+      gprint (GP_ERR, "syntax error\n");
       return (FALSE);
     }
     remove_argument (N, &argc, argv);
     TimeSelect = TRUE;
-    fprintf (stderr, "searching in range %ds - %ds (%f seconds)\n", (int)tzero, (int)(tzero + trange), trange);
+    gprint (GP_ERR, "searching in range %ds - %ds (%f seconds)\n", (int)tzero, (int)(tzero + trange), trange);
     if (trange > 0) {
       start = tzero;
@@ -41,5 +41,5 @@
 
   if (argc != 4) {
-    fprintf (stderr, "USAGE: imdata (value) [-time t dt]\n");
+    gprint (GP_ERR, "USAGE: imdata (value) [-time t dt]\n");
     return (FALSE);
   }
@@ -68,6 +68,6 @@
     mode = 10;
   if (mode == 0) {
-    fprintf (stderr, "value may be one of the following:\n");
-    fprintf (stderr, " ra dR dec dD mag dmag Mrel Mcal source time\n");
+    gprint (GP_ERR, "value may be one of the following:\n");
+    gprint (GP_ERR, " ra dR dec dD mag dmag Mrel Mcal source time\n");
     return (FALSE);
   }
@@ -108,5 +108,5 @@
   free (subset);
   for (i = 0; i < skylist[0].Nregions; i++) {
-    fprintf (stderr, "try %s\n", skylist[0].regions[i][0].name);
+    gprint (GP_ERR, "try %s\n", skylist[0].regions[i][0].name);
   }