version=4
opts="\
repack,\
compress=xz,\
repacksuffix=+dfsg,\
dversionmangle=s/\+(debian|dfsg|ds|deb)\d*$//,\
uversionmangle=s/(\d)[_\.\-\+]?((RC|rc|pre|dev|BETA|beta|alpha|b|a)[\-\.]?\d*)$/$1~$2/\
" \
ftp://xmlsoft.org/libxml2/libxml2-(\d[\d\.]+)@ARCHIVE_EXT@