merge the differences in apache-1.3 from tag mpm-merge-1 up to APACHE_1_3_9 (a.k.a. mpm-merge-2) onto the mpm tree prior to the merge, the mpm tree was tagged with apache-1_3-merge-2-pre, and after the merge, the mpm tree will be tagged with apache-1_3-merge-2-post
httpd/httpd/trunk/os/unix/unixd.c