patch applied (ghc-6.6/ghc): Darwin Linker: Do not add local symbols to lochash

[Ian Lynagh]

Thu Apr 12 14:17:12 PDT 2007  wolfgang.thaller at gmx.net
  * Darwin Linker: Do not add local symbols to lochash
  ... so that GHCi doesn't complain about duplicate symbols when two C modules define the same static variable.
  
  MERGE TO STABLE.

    M ./rts/Linker.c -9