Index: trunk/doc/pslib/psLibSDRS.tex
===================================================================
--- trunk/doc/pslib/psLibSDRS.tex	(revision 4125)
+++ trunk/doc/pslib/psLibSDRS.tex	(revision 4126)
@@ -1,3 +1,3 @@
-%%% $Id: psLibSDRS.tex,v 1.267 2005-06-07 00:45:29 jhoblitt Exp $
+%%% $Id: psLibSDRS.tex,v 1.268 2005-06-07 01:03:45 jhoblitt Exp $
 \documentclass[panstarrs,spec]{panstarrs}
 
@@ -2074,4 +2074,13 @@
 Interpolation on a lookup table is performed by the following
 functions:
+\begin{datatype}
+typedef enum {
+    PS_LOOKUP_SUCCESS,                  ///< Table lookup succeeded
+    PS_LOOKUP_PAST_TOP,                 ///< Lookup off top of table
+    PS_LOOKUP_PAST_BOTTOM,              ///< Lookup off bottom of table
+    PS_LOOKUP_ERROR                     ///< Any other type of lookup error
+} psLookupStatusType;
+\end{datatype}
+
 \begin{prototype}
 double psLookupTableInterpolate(const psLookupTable *table, double index, long column, psLookupStatusType *status);