=> Bootstrap dependency digest>=20010302: found digest-20160304
=> Checksum SHA1 OK for ppp-2.4.3.tar.gz
=> Checksum RMD160 OK for ppp-2.4.3.tar.gz
=> Checksum SHA512 OK for ppp-2.4.3.tar.gz
===> Installing dependencies for pppd-2.4.3nb2
=> Tool dependency gmake>=3.81: found gmake-4.1nb4
=> Tool dependency nbpatch-[0-9]*: found nbpatch-20151107
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
===> Overriding tools for pppd-2.4.3nb2
===> Extracting for pppd-2.4.3nb2
===> Patching for pppd-2.4.3nb2
=> Applying pkgsrc patches for pppd-2.4.3nb2
===> Creating toolchain wrappers for pppd-2.4.3nb2
===> Configuring for pppd-2.4.3nb2
=> Fixing locale directory references.
Support for FreeBSD has not been included
in this distribution.  Sorry.
Unable to locate kernel source 
*** Error code 1

Stop.
bmake[1]: stopped in /usr/pkgsrc/net/pppd
*** Error code 1

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