Index: branches/pap/ippconfig/recipes/ppSub.config
===================================================================
--- branches/pap/ippconfig/recipes/ppSub.config	(revision 23690)
+++ branches/pap/ippconfig/recipes/ppSub.config	(revision 23719)
@@ -14,5 +14,4 @@
 SYS		F32	0.05		# Relative systematic error in kernel
 
-# EAM : we now ignore these: BAD.WARP is always bad, POOR.WARP is always defined
 MASK.IN		STR	MASK.VALUE,CONV.BAD	# Mask value for input
 MASK.BAD        STR	CONV.BAD	# Mask value to give bad pixels
@@ -45,4 +44,5 @@
 INTERPOLATION	STR	LANCZOS3	# Interpolation mode for bad pixels
 
+INVERSE		BOOL	FALSE		# Generate inverse subtraction?
 PHOTOMETRY	BOOL	FALSE		# Perform photometry?