if [[ -n ${WANT_AUTOCONF} ]] ; then
case ${WANT_AUTOCONF} in
none) _autoconf_atom="" ;; # some packages don't require autoconf at all
- 2.1) _autoconf_atom="=sys-devel/autoconf-${WANT_AUTOCONF}*" ;;
+ 2.1) _autoconf_atom="~sys-devel/autoconf-2.13" ;;
# if you change the "latest" version here, change also autotools_env_setup
latest|2.5) _autoconf_atom=">=sys-devel/autoconf-2.69" ;;
*) die "Invalid WANT_AUTOCONF value '${WANT_AUTOCONF}'" ;;