LFS 6.3-r2145 编译到sysvinit-2.86 出错 如何解决

shopping.w

出错信息如下:
root:/sources/sysvinit-2.86# make -C src install
....
......
........
make: Entering directory `/sources/sysvinit-2.86/src'
for i in  mountpoint; do \
                install -o root -g root -m 755 $i /bin/; \
        done
install: invalid group `root'
make: *** [install] Error 1
make: Leaving directory `/sources/sysvinit-2.86/src'
>>> END <<<

zjkuipc

install: invalid group `root'