Hmmm... A/UX has sys/resource.h but no rlimit()

functions to read/write the values. The rub is that it's sys/resource.h
file DOES define RLIMIT_CPU, which causes http_core.c to barf. Soooo
we just don't include the header


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@81714 13f79535-47bb-0310-9956-ffa450edef68