-# Hack: dblatex normalises the name of the input file using
-# os.path.realpath, which means that if we're in a linked build tree,
-# it won't be able to find ug-book.xml which is in the build tree but
-# not in the source tree. Hence, we copy ug-book.xml to the source
-# tree. This is a horrible hack, but I can't find a better way to do
-# it --SDM (2009-05-11)
-
-build_ug_book = docs/users_guide/ug-book.xml
-src_ug_book = $(dir $(realpath $(dir $(build_ug_book))/ug-book.xml.in))ug-book.xml
-
-# ... and similarly for ug-ent.xml, which is now generated by configure from
-# ug-ent.xml.in --SDM (2010-02-25)
-
-build_ug_ent = docs/users_guide/ug-ent.xml
-src_ug_ent = $(dir $(realpath $(dir $(build_ug_ent))/ug-ent.xml.in))ug-ent.xml
-