patch applied (packages/integer-gmp): Move .depend file dependency inside HaveLibGmp test

[Simon Marlow]

Thu Dec 17 12:23:23 PST 2009  Simon Marlow <marlowsd at gmail.com>
  * Move .depend file dependency inside HaveLibGmp test
  Ignore-this: 85bb1938652b68624cf7bf9e18364cff
  We were building GMP even if we didn't need to.

    M ./gmp/ghc.mk -2 +2

View patch online:
http://darcs.haskell.org/packages/integer-gmp/_darcs/patches/20091217202323-12142-4d14fd714e552d5863ac432a999896caded34958.gz