/usr/share/qt4/mkspecs/features/help.prf is in qt4-qmake 4:4.8.1-0ubuntu4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 | INCLUDEPATH = $$QMAKE_INCDIR_QT/QtHelp $$INCLUDEPATH
QT += sql
qtAddLibrary(QtHelp)
|