build error occurred after adding ndisc6 package
1. create Project(config option) --enable-board=ti-am335x --enable-build=production --enable-jobs=6 --enable-kernel=standard --enable-parallel-pkgbuilds=6 --enable-rootfs=glibc_small 2. add ndisc6 package make -C build ndisc6.addpkg 3. make | Error: ndisc6 not found in the base feeds (ti_am335x armv7at2-vfp-neon | armv7a-vfp-neon armv7at2- vfp armv7a-vfp armv7a armv6t-vfp armv6-vfp armv5te-vfp armv5e-vfp armv5te armv5e armv5t-vfp armv5- vfp armv5t armv5 armv4t armv4 arm noarch any all). | WARNING: exit code 1 from a shell command. | ERROR: Function failed: do_rootfs (see | /home/nss/WindRiver/workspace/regalia_prj/bitbake_build/tmp /work/ti_am335x-wrs-linux-gnueabi/wrlinux-image-glibc-small-1.0-r1/temp/do_rootfs/log.do_rootfs. 59460 for further information)