如何在FreeBSD上安装`Happstack`?
我试图在我的FreeBSD盒子上整天安装Happstack。 最后我安装了GHC 6.10.x. 和Cabal 0.8.2。 但是在Happstack上失败了。 这些是错误的。 %sudo ~/.cabal/bin/cabal install happstack Resolving dependencies… cabal: cannot configure unix-2.4.1.0. It requires base >=4.2 && <4.4 For the dependency on base >=4.2 && <4.4 there are these packages: base-4.2.0.0, base-4.2.0.1, base-4.2.0.2 and base-4.3.0.0. However none of them are available. base-4.2.0.0 was excluded because of the top level dependency […]