what the heck? We don't use n_long anywhere, why define it?

And even more perplexing -- why were the rlim_t and n_long conditionalized
on S_IWOTH ??

PR:		4130


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@83072 13f79535-47bb-0310-9956-ffa450edef68