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