#
# https://github.com/snabb/exim-geoipv6-dlfunc
#

git clone https://github.com/snabb/exim-geoipv6-dlfunc.git ./
autoreconf --install
CPPFLAGS="-I/usr/local/include -I$( ls -1d /usr/ports/mail/exim/work/exim-4.*/build-FreeBSD-* /usr/src/redhat/BUILD/exim-4.*/build-Linux-* 2>/dev/null | tail -n 1 )" LDFLAGS="-L/usr/local/lib" ./configure --libdir=/usr/local/libexec/exim/
make
make install