Clean up a few incompatible pointer types (int * vs. unsigned int *).

Submitted by:	Cliff Woolley <cliffwoolley@yahoo.com>
Reviewed by:	Jeff Trawick


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@86755 13f79535-47bb-0310-9956-ffa450edef68