=> Bootstrap dependency digest>=20010302: found digest-20121220
===> Building for rump-20130705
cd /usr/pkgsrc/work/misc/rump/work/buildrump && ./buildrump.sh -r tools build install
>> ERROR:
>> unsupported target OS: unknown
*** Error code 1

Stop.
bmake: stopped in /usr/pkgsrc/misc/rump
*** Error code 1

Stop.
bmake: stopped in /usr/pkgsrc/misc/rump