POSTIN
/bin/sh
update-alternatives --install /usr/bin/pinentry pinentry /usr/bin/pinentry-qt4 30 --slave /usr/bin/pinentry-qt pinentry-qt /usr/bin/pinentry-qt4
POSTUN
/bin/sh
if [ "$1" = "0" ]; then update-alternatives --remove pinentry /usr/bin/pinentry-qt4 fi
