patch applied (ghc-6.6/testsuite): Another attempt to make mod{144, 146, 158, 160, 165} generate consistent output

[Simon Marlow]

Wed Apr  4 02:06:42 PDT 2007  Simon Marlow <simonmar at microsoft.com>
  * Another attempt to make mod{144,146,158,160,165} generate consistent output
  On some platforms $MAKE == "gmake", so the error messages still didn't
  match.  I made it so that these tests now don't fail in make, but the
  exit code from GHC is emitted to stderr so we can test it.

    M ./tests/ghc-regress/module/Makefile -7 +13
    M ./tests/ghc-regress/module/all.T -5 +5
    M ./tests/ghc-regress/module/mod144.stderr -1 +1
    M ./tests/ghc-regress/module/mod146.stderr -1 +1
    M ./tests/ghc-regress/module/mod158.stderr -1 +1
    M ./tests/ghc-regress/module/mod160.stderr -1 +1
    M ./tests/ghc-regress/module/mod165.stderr -1 +1