Index: trunk/ppImage/src/ppImage.h
===================================================================
--- trunk/ppImage/src/ppImage.h	(revision 42890)
+++ trunk/ppImage/src/ppImage.h	(revision 43038)
@@ -36,4 +36,5 @@
     bool doNonLin;                      // Non-linearity correction
     bool doNewNonLin;                   // Non-linearity correction
+    bool doMaskBadOverscan;             // Mask cells/readouts with out-of-range overscan 
     bool doOverscan;                    // Overscan subtraction
     bool doNoiseMap;                    // Bias subtraction
@@ -180,4 +181,6 @@
 bool ppImageDetrendBias(pmReadout *inputReadout, pmReadout *bias, pmReadout *dark, ppImageOptions *options);
 
+bool ppImageMaskBadOverscan(pmReadout *input, pmConfig  *config);
+
 bool ppImageDetrendNewNonLinear(pmReadout *input, pmFPAview *linearity, pmConfig *config);