Apache1.3+Tomcat4在solaris7/8下配置求助！！！

睡觉幸福

已经分别解压缩webapp-module-1.0-tc40-src.tar / apr_APACHE_2_0_35.tar 到/tmp下，
然后在webapp-module目录下运行
./configure --with-apxs=/opt/apache/bin/apxs --with-apr=/tmp/apr

在这个过程中出现下列警告，不知怎样改进？
Building APR configure script
  Invoking: "./buildconf" in "/tmp/apr"
    APR buildconf: buildconf: checking installation...
    APR buildconf: buildconf: autoconf version 2.57 (ok)
    APR buildconf: buildconf: libtool version 1.5
    APR buildconf:
    APR buildconf: 2003 (ok)
WARNING: Using auxiliary files such as `acconfig.h', `config.h.bot'
WARNING: and `config.h.top', to define templates for `config.h.in'
WARNING: is deprecated and discouraged.

WARNING: Using the third argument of `AC_DEFINE' and
WARNING: `AC_DEFINE_UNQUOTED' allows to define a template without
WARNING: `acconfig.h':

WARNING:   AC_DEFINE([NEED_MAIN], 1,
WARNING:             [Define if a function `main' is needed.])

WARNING: More sophisticated templates can also be produced, see the
WARNING: documentation.