libbsd master and 5-freebsd-12 build failure

[Chris Johns]

Hi,

I am seeing the following build failure on master and the R12 branch with this
configure command line:

 ./waf distclean configure --prefix=/opt/work/rtems/5
--rtems-tools=/opt/work/si/rtems/5 --rtems=/opt/work/rtems/5
--rtems-bsps=arm/xilinx_zynq_zc706

/opt/work/si/rtems/5/lib/gcc/arm-rtems5/7.4.0/../../../../arm-rtems5/bin/ld:
./libbsd.a(ip6_output.c.18.o): in function `_bsd_ip6_output':
/opt/work/si/rtems/rtems-libbsd.git/build/arm-rtems5-xilinx_zynq_zc706-default/../../freebsd/sys/netinet6/ip6_output.c:548:
undefined reference to `_bsd_in6_selectroute_fib'


/opt/work/si/rtems/5/lib/gcc/arm-rtems5/7.4.0/../../../../arm-rtems5/bin/ld:
./libbsd.a(nd6.c.18.o): in function `nd6_llinfo_timer':
/opt/work/si/rtems/rtems-libbsd.git/build/arm-rtems5-xilinx_zynq_zc706-default/../../freebsd/sys/netinet6/nd6.c:881:
undefined reference to `_bsd_nd6_ns_output'


/opt/work/si/rtems/5/lib/gcc/arm-rtems5/7.4.0/../../../../arm-rtems5/bin/ld:
./libbsd.a(nd6.c.18.o): in function `nd6_resolve_slow':
/opt/work/si/rtems/rtems-libbsd.git/build/arm-rtems5-xilinx_zynq_zc706-default/../../freebsd/sys/netinet6/nd6.c:2461:
undefined reference to `_bsd_nd6_ns_output'


/opt/work/si/rtems/5/lib/gcc/arm-rtems5/7.4.0/../../../../arm-rtems5/bin/ld:
./libbsd.a(nd6_nbr.c.18.o): in function `nd6_dad_ns_output':
/opt/work/si/rtems/rtems-libbsd.git/build/arm-rtems5-xilinx_zynq_zc706-default/../../freebsd/sys/netinet6/nd6_nbr.c:1513:
undefined reference to `_bsd_nd6_ns_output'


collect2: error: ld returned 1 exit status

I was building before I updated today.

Chris