[mythtv] compile error building win32 port

[Jeff Lu]

> By default, the script from trunk/packaging currently builds

> revision 23137, unless you edit it, or invoke it with -r HEAD.

That explains the problem if Steven ran the script with defaults.  It wasn't until r23567 that the libs were renamed to 0.23.  Note that one or more patches from #8121 are needed to build that rev or higher.


Jeff