pfsense/pfsense — pull request #556 by tuyan (2013-04-11 21:03:11+00:00)
Title: Fix calculation of accounting gigawords.

Acct-Output-Gigawords and Acct-Input-Gigawords should use 2^32 for calculating wrap-arounds. PHP_INT_MAX is 2^31-1 on 32-bit php builds and should be 2^63-1 on 64-bit builds. So, we use 2^32 for both cases.