patch applied (ghc-6.8/packages/base): List extensions used rather than using the -fglasgow-exts hammer

[Ian Lynagh]

Sat Mar 22 06:36:22 PDT 2008  Ian Lynagh <igloo at earth.li>
  * List extensions used rather than using the -fglasgow-exts hammer

    M ./base.cabal -3 +8