0) tested w/SOCKS proxy for httpd

1) fixed IP address formation in host2addr()
2) fixed SIGALRM on big cache cleanup
3) fixed temp files #tmp not removed
4) changed PF_INET to AF_INET in socket() calls


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@76523 13f79535-47bb-0310-9956-ffa450edef68