[C2hs] patch applied (c2hs): Add GNU C __thread storage class

[Duncan Coutts]

Sun Mar 25 04:12:59 PDT 2007  Duncan Coutts <duncan.coutts at worc.ox.ac.uk>
  * Add GNU C __thread storage class

    M ./c2hs/c/CAST.hs +3
    M ./c2hs/c/CLexer.x +1
    M ./c2hs/c/CParser.y +4
    M ./c2hs/c/CTokens.hs +3