[cvs-nhc98] patch applied (nhc98): Add " # -cpp" annotation to hmake -M output for cpp-able sources.

[Malcolm Wallace]

Tue Sep 12 07:25:29 PDT 2006  Malcolm.Wallace at cs.york.ac.uk
  * Add "# -cpp" annotation to hmake -M output for cpp-able sources.
  And document the -gd option to discover what else hmake knows about modules.

    M ./script/hmake.inst +1
    M ./src/hmake/GetDep.hs -1 +1