All source files must start with
include <config.h>
include <roken.h>
when krb5_locl.h or kdc_locl.h are includes, they must come before
other Heimdal include files.
Do not include stdint.h when roken.h is included.
Do not include config.h more than once.
Change-Id: I0baecb5d48317996f48b1a6c41b051f42f2fde61