version=4
opts="dversionmangle=s/@DEB_EXT@//, \
      filenamemangle=s/(?:.*?)?v?(\d[\d.]*@ARCHIVE_EXT@)/@PACKAGE@-$1/, \
      oversionmangle=s/(.*)/$1+dfsg.4/" \
      http://users.iems.northwestern.edu/~nocedal/lbfgsb.html \
      Software/Lbfgsb\.(.+)\.tar\.gz