anchordocking: fixed headerhint

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@40257 4005530d-fff6-0310-9dd1-cebe43e6787f
lcl: fixed compilation with fpc 2.7.1

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@40258 4005530d-fff6-0310-9dd1-cebe43e6787f
lazutils: no workaround for fpc 2.7.1

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@40259 4005530d-fff6-0310-9dd1-cebe43e6787f