Index: trunk/Ohana/src/opihi/dvo/mextract.c
===================================================================
--- trunk/Ohana/src/opihi/dvo/mextract.c	(revision 14401)
+++ trunk/Ohana/src/opihi/dvo/mextract.c	(revision 14590)
@@ -3,8 +3,6 @@
 int mextract (int argc, char **argv) {
   
-  int i, j, k, m, n, N, N1, Npts, NPTS, last, Nfields, Nreturn, Ncstack, Nstack;
+  int i, j, k, m, n, N, Npts, NPTS, last, Nfields, Nreturn, Ncstack, Nstack;
   int Nsecfilt, VERBOSE, loadImages, mosaicMode;
-  char *p;
-  double *M1;
   char **cstack, name[1024];
   float *values;
@@ -24,4 +22,7 @@
   fields = NULL;
   stack = NULL;
+
+  if ((N = get_argument (argc, argv, "-h"))) goto help;
+  if ((N = get_argument (argc, argv, "--help"))) goto help;
 
   VERBOSE = FALSE;
@@ -159,9 +160,4 @@
   FreeSkyRegionSelection (selection);
   return (TRUE);
-
-usage:
-  gprint (GP_ERR, "USAGE: mextract (value) [options]\n");
-  gprint (GP_ERR, "  value: measure.parameter or photcode\n");
-  return (FALSE);
 
 escape: