bind installation problem with RH 7.1

[lito a. lampitoc]

I downloaded a tarball bind-9.1.2  in my RH 7.1 machine and when run I
the configuration script this error message appears

-------------
./configure

loading cache ./config.cache
checking host system type... i686-pc-linux-gnuoldld
checking whether make sets ${MAKE}... yes
checking for ranlib... :
checking for a BSD compatible install... /usr/bin/install -c
checking for ar... no
configure: error:
ar program not found.  Please fix your PATH to include the directory in
which ar resides, or set AR in the environment with the full path to ar.

----------------------

What could be the problem?

--
 .--.  Lito A. Lampitoc                   office://+63.2.894.3592/
( () ) Q Linux Solutions, Inc.
 `--\\ A Philippine Open Source Solutions Co.  http://www.q-linux.com/