Add some missed functions in XS function tables

git-svn-id: https://svn.apache.org/repos/asf/perl/modperl/trunk@1638351 13f79535-47bb-0310-9956-ffa450edef68
Silence a -Wall warning, log.level should be an integer, not a NULL


git-svn-id: https://svn.apache.org/repos/asf/perl/modperl/trunk@1638352 13f79535-47bb-0310-9956-ffa450edef68