export QTDIR=/home/user/Qt5.14.2/Tools/QtCreator
export PATH=$QTDIR/bin:$PATH
export MANPATH=$QTDIR/man:$MANPATH
export LD_LIBRARY_PATH=$QTDIR/lib:$LD_LIBRARY_PATH
export PATH=/home/user/Qt5.14.2/5.14.2/gcc_64/bin:$PATH