Re: [Haskell-cafe] Need Control.Monad.State

On Wed, Jul 28, 2010 at 12:04 AM, Ivan Miljenovic wrote:

On 28 July 2010 13:03, michael rice wrote:

...

[michael@localhost ~]$ ghc-pkg list mtl /usr/lib/ghc-6.12.1/package.conf.d [michael@localhost ~]$

Installed?

No; if it was installed it would specify a version.

For example: $ ghc-pkg list mtl /usr/lib64/ghc-6.12.3/package.conf.d mtl-1.1.0.2 -- Felipe.