Index: /branches/eam_branches/ohana.20190329/src/opihi/cmd.data/spline_commands.c
===================================================================
--- /branches/eam_branches/ohana.20190329/src/opihi/cmd.data/spline_commands.c	(revision 40812)
+++ /branches/eam_branches/ohana.20190329/src/opihi/cmd.data/spline_commands.c	(revision 40813)
@@ -131,6 +131,12 @@
 int spline_delete (int argc, char **argv) {
 
-  int status;
+  int N, status;
   Spline *spline;
+
+  int QUIET = FALSE;
+  if ((N = get_argument (argc, argv, "-q"))) {
+    QUIET = TRUE;
+    remove_argument (N, &argc, argv);
+  }
 
   if (argc != 2) {
@@ -141,4 +147,5 @@
   spline = FindSpline (argv[1]);
   if (spline == NULL) {
+    if (QUIET) return TRUE;
     gprint (GP_ERR, "spline %s not found\n", argv[1]);
     return FALSE;