=> Bootstrap dependency digest>=20010302: found digest-20121220
===> Building for bsddip-1.02
cc -O2 -march=i586  -Werror   -c attach.c
In file included from attach.c:43:
./dip.h:67:10: fatal error: 'net/slip.h' file not found
#include <net/slip.h>
         ^
1 error generated.
*** Error code 1

Stop.
bmake: stopped in /usr/pkgsrc/work/net/bsddip/work/bsddip-1.02
*** Error code 1

Stop.
bmake: stopped in /usr/pkgsrc/net/bsddip
*** Error code 1

Stop.
bmake: stopped in /usr/pkgsrc/net/bsddip