patch applied (ghc-6.8/packages/unix): Use the __hscore_mkstemp wrapper from the base package

[Ian Lynagh]

Tue May 20 09:20:39 PDT 2008  Ian Lynagh <igloo at earth.li>
  * Use the __hscore_mkstemp wrapper from the base package
  This is for #2038: macros are used in the Linux .h includes to redirect
  to a 64-bit version when large file support is enabled.

    M ./System/Posix/Temp.hsc -1 +1