Index: trunk/psLib/src/fileUtils/psFits.c
===================================================================
--- trunk/psLib/src/fileUtils/psFits.c	(revision 2965)
+++ trunk/psLib/src/fileUtils/psFits.c	(revision 2967)
@@ -7,6 +7,6 @@
  *  @author Robert DeSonia, MHPCC
  *
- *  @version $Revision: 1.5 $ $Name: not supported by cvs2svn $
- *  @date $Date: 2005-01-13 01:54:25 $
+ *  @version $Revision: 1.6 $ $Name: not supported by cvs2svn $
+ *  @date $Date: 2005-01-13 02:08:30 $
  *
  *  Copyright 2004 Maui High Performance Computing Center, University of Hawaii
@@ -313,4 +313,6 @@
 int psFitsGetExtNum(psFits* fits)
 {
+    int hdunum;
+
     if (fits == NULL) {
         psError(PS_ERR_BAD_PARAMETER_NULL, true,
@@ -319,17 +321,6 @@
     }
 
-    int hdutype = ANY_HDU;
-    int status = 0;
-
-    if (fits_get_hdu_type(fits->p_fd, &hdutype, &status) != 0) {
-        char fitsErr[MAX_STRING_LENGTH];
-        fits_get_errstatus(status, fitsErr);
-        psError(PS_ERR_LOCATION_INVALID, true,
-                PS_ERRORTEXT_psFits_GET_EXTNUM_FAILED,
-                fits->filename, fitsErr);
-        return -1;
-    }
-
-    return hdutype;
+
+    return fits_get_hdu_num(fits->p_fd,&hdunum) - 1;
 }