Index: library/lib/pkgIndex.tcl
===================================================================
diff -u -r61ee196901f6c7444523b78c91a98f9f501c8f8b -ra4d79288048b336b38063dc0208ea220d460832f
--- library/lib/pkgIndex.tcl	(.../pkgIndex.tcl)	(revision 61ee196901f6c7444523b78c91a98f9f501c8f8b)
+++ library/lib/pkgIndex.tcl	(.../pkgIndex.tcl)	(revision a4d79288048b336b38063dc0208ea220d460832f)
@@ -9,4 +9,5 @@
 # full path name of this file's directory.
 
 package ifneeded nx::doc 0.1 [list source [file join $dir doc-tools.tcl]]
+package ifneeded nx::pp 1.0 [list source [file join $dir pp.tcl]]
 package ifneeded nx::test 1.0 [list source [file join $dir test.tcl]]