patch applied (packages/base): Fix incorrect changes to C types in a foreign import for nhc98.

[Malcolm Wallace]

Wed Apr  4 05:09:54 PDT 2007  Malcolm.Wallace at cs.york.ac.uk
  * Fix incorrect changes to C types in a foreign import for nhc98.
  If we use type CTime, it needs to be imported.  Also, CTime is not an
  instance of Integral, so use some other mechanism to convert it.

    M ./System/Random.hs -1 +2