/usr/share/man/man8/udhcpd.8.gz is in udhcpd 1:1.22.0-9+deb8u1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man8/../man1/busybox.1.gz
/usr/share/man/man8/../man1/busybox.1.gz