patch applied (cabal): allow underscores in arch names

26 Mar 2008

      Wed Mar 26 09:59:12 PDT 2008  Ross Paterson 
  * allow underscores in arch names

  Stops it barfing on arch(x86_64).

    M ./Distribution/System.hs -1 +2

View patch online:

  http://darcs.haskell.org/cabal/_darcs/patches/20080326165912-b47d3-08d7ea8f4...