Use NULL where NULL is meant

git-svn-id: http://liblouis.googlecode.com/svn/trunk@1157 24698d54-e344-0410-af24-25bd253c2c7b
1 file changed
tree: f2c7069af884a1311f89558346b4e574075a9fb2
  1. liblouis/
  2. tables/