roken: add getaddrinfo and friends the imported file list

Change-Id: I2203bf9ab45feb47df760b404727d23d1fa15381
Reviewed-on: http://gerrit.openafs.org/11197
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: D Brashear <shadow@your-file-system.com>