POSTIN
/bin/sh
/usr/bin/ghc-pkg recache --no-user-package-db || :
POSTUN
/bin/sh
/usr/bin/ghc-pkg recache --no-user-package-db || :
/bin/sh
/usr/bin/ghc-pkg recache --no-user-package-db || :
/bin/sh
/usr/bin/ghc-pkg recache --no-user-package-db || :