Fix two GCC warnings "assignment from incompatible pointer type", because

bsearch is "void *", it is ok to cast it to the correct type of the variable
we assign its return value to.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@80801 13f79535-47bb-0310-9956-ffa450edef68