Index of /source/checkhostname/
Checkhostname is a handy utility for doing name-to-IP (gethostbyname) and
IP-to-name (gethostbyaddr) lookups, or plausibility checks, from a shell
script. It's from the DIET-PC embedded Linux distribution.
Compile using "gcc $CFLAGS -o checkhostname checkhostname.c".