httprequest.cpp: In member function ‘void HTTPRequest::FormatFileResponse(const QString&)’:
httprequest.cpp:913:90: error: ‘RFC2822Date’ is not a member of ‘Qt’
         QDateTime ims = QDateTime::fromString(GetRequestHeader("if-modified-since", ""), Qt::RFC2822Date);
                                                                                          ^
Makefile:449: recipe for target 'httprequest.o' failed
make[2]: *** [httprequest.o] Error 1
make[2]: *** Waiting for unfinished jobs....
make[2]: Leaving directory '/home/mserv/build/mythtv/mythtv/libs/libmythupnp'
Makefile:205: recipe for target 'sub-libmythupnp-make_default' failed
make[1]: *** [sub-libmythupnp-make_default] Error 2
make[1]: Leaving directory '/home/mserv/build/mythtv/mythtv/libs'
Makefile:67: recipe for target 'libs' failed
make: *** [libs] Error 2