reported that this patch fixes verify errors on the Windows platform
that are apparently timing related. Submitted by: Alex Shepherd
<ashepherd@wave.co.nz>, who indicates that this patch was based on
code from the UISP project.
git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk/avrdude@340 81a1dc3b-b13d-400b-aceb-764788c761c2