Index: trunk/Ohana/src/opihi/dvo/cmd.c
===================================================================
--- trunk/Ohana/src/opihi/dvo/cmd.c	(revision 8455)
+++ trunk/Ohana/src/opihi/dvo/cmd.c	(revision 12332)
@@ -7,5 +7,5 @@
   int i, j, m, i1, i3, N1, N3, N;
   int Npts, NPTS, mode[3];
-  int Nsec, KeepNulls;
+  int Nsecfilt, KeepNulls;
 
   PhotCode *code[3];
@@ -20,8 +20,9 @@
   RegionName = NULL;
   RegionList = NULL;
+  skylist = NULL;
 
   /* load photcode information */
   if (!InitPhotcodes ()) goto escape;
-  Nsec = GetPhotcodeNsecfilt ();
+  Nsecfilt = GetPhotcodeNsecfilt ();
 
   /* interpret command-line options */
@@ -73,9 +74,9 @@
 
       SetSelectionParam (0);
-      M1 = ExtractDMag (code, mode, &catalog.average[i], &catalog.secfilt[i*Nsec], &catalog.measure[m], &N1);
+      M1 = ExtractDMag (code, mode, &catalog.average[i], &catalog.secfilt[i*Nsecfilt], &catalog.measure[m], &N1);
       if (N1 == 0) goto skip;
 
       SetSelectionParam (2);
-      M3 = ExtractMagnitudes (code[2], mode[2], &catalog.average[i], &catalog.secfilt[i*Nsec], &catalog.measure[m], &N3);
+      M3 = ExtractMagnitudes (code[2], mode[2], &catalog.average[i], &catalog.secfilt[i*Nsecfilt], &catalog.measure[m], &N3);
       if (N3 == 0) {
 	if (KeepNulls) {