=> Bootstrap dependency digest>=20010302: found digest-20111104
WARNING: [license.mk] Every package should define a LICENSE.
===> Building for bsddip-1.02
gcc -pipe -O2  -no-cpp-precomp -isystem /usr/include -c attach.c
In file included from attach.c:43:
dip.h:67:22: error: net/slip.h: No such file or directory
dip.h:77:26: error: net/if_slvar.h: No such file or directory
*** Error code 1

Stop.
bmake: stopped in /Users/kristerw/pbulk/scratch/net/bsddip/work/bsddip-1.02
*** Error code 1

Stop.
bmake: stopped in /Users/kristerw/pbulk/pkgsrc/net/bsddip
*** Error code 1

Stop.
bmake: stopped in /Users/kristerw/pbulk/pkgsrc/net/bsddip