Repost: lock/unlock filechannel Win32 implementation (patch file)

[Tom Tromey]

>>>>> "Mohan" == Mohan Embar <gnustuff@thisiscool.com> writes:

Mohan> ..then I'll apply this to 4.2 and apply it (if Tom says it's
Mohan> okay) if it passes a couple of simple tests. Thanks in advance.

If you say it is ok for 4.2, then that is good enough for me.  And
naturally then it must also go on the trunk.  Thanks for reviewing
this.

Tom