Index: trunk/Ohana/src/opihi/dvo/procks.c
===================================================================
--- trunk/Ohana/src/opihi/dvo/procks.c	(revision 3462)
+++ trunk/Ohana/src/opihi/dvo/procks.c	(revision 4689)
@@ -35,5 +35,5 @@
   Rmax = graphmode.coords.crval1 + 182.0;
 
-  if (N = get_argument (argc, argv, "-m")) {
+  if ((N = get_argument (argc, argv, "-m"))) {
     remove_argument (N, &argc, argv);
     Mr  = 1000*atof(argv[N]);
@@ -44,6 +44,7 @@
   }
 
+  S0 = S1 = 0;
   SpeedClip = FALSE;
-  if (N = get_argument (argc, argv, "-speed")) {
+  if ((N = get_argument (argc, argv, "-speed"))) {
     SpeedClip = TRUE;
     remove_argument (N, &argc, argv);
@@ -55,5 +56,5 @@
 
   Reload = FALSE;
-  if (N = get_argument (argc, argv, "-reload")) {
+  if ((N = get_argument (argc, argv, "-reload"))) {
     Reload = TRUE;
     remove_argument (N, &argc, argv);