src/Makefile.win
to the new and enlarged set of source files.
The proper fix (of using wildcards and implicit rules) was simple, and Uwe
Ligges kindly rebuilt RQuantLib on the Windows builder for CRAN using an
updated Makefile so that binaries for Windows will be available. This fix
will also be in the next upload. Should you need
it in the meantime, here is a
link to the new version directly from SVN.