patch applied (packages/process): Add a mutex around the Unix version of runInteractiveProcess()

[Simon Marlow]

Wed Jun 24 05:41:06 PDT 2009  Simon Marlow <marlowsd at gmail.com>
  * Add a mutex around the Unix version of runInteractiveProcess()
  Ignore-this: 273877adca961e6dbd74c9f0e8b12c47
  since it blocks/unblocks signals

    M ./System/Process/Internals.hs -1 +10

View patch online:
http://darcs.haskell.org/packages/process/_darcs/patches/20090624124106-12142-597c1f5bb77de819b44523e485144b4c9e3f586f.gz