Backport http://svn.apache.org/viewvc?view=revision&revision=892260

ignored the subsequent data type correction of the patch on trunk.

Rather than veto, simply correct this allocation to eliminate a data
type mismatch/truncation of the results of apr_atoi64(), quieting the
only warnings of a win32 build of 2.2 branch.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x@917613 13f79535-47bb-0310-9956-ffa450edef68