}
# version_epoch . version_new(x,y) = id
# version_epoch(version_new(x,y)) = base_epoch
version_revision <- function(pkgver) {
# return the Debian revision of a Debian package version
}
# version_epoch . version_new(x,y) = id
# version_epoch(version_new(x,y)) = base_epoch
version_revision <- function(pkgver) {
# return the Debian revision of a Debian package version