or download this
[root@slinux bin]# ./httpd -X -D PERLDB
[notice] Apache::DB initialized in child 2257
Syntax Error on line 999 of /usr/local/apache/conf/httpd.conf:
...
Compilation failed in require at /usr/local/lib/perl5/5.8.0/Export.pm
+line 16.
BEGIN failed--compilation aborted at /usr/local/lib/perl5/site_perl/i6
+86-linux-thread-multi/DBI.pm line 255.
Compilation failed in require at (eval 8) line 3.