util.c: revert r1799375 during veto discussion

https://lists.apache.org/thread.html/c0320136ae7e4cbbae03cb2636dfb9b693b2d7a6ffb4c9a645beadb9@%3Cdev.httpd.apache.org%3E

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1799472 13f79535-47bb-0310-9956-ffa450edef68