Prototype UV_Bind

Prototype UV_Bind

Publicly prototype UV_Bind in volser_prototypes.h

Make dump.c use the public prototype, instead of an incomplete
private copy, and remove the warning inhibition that was required to
support the private copy.

Change-Id: I945192454702d79083a10062adaf2cb124d14a35
Reviewed-on: http://gerrit.openafs.org/809
Reviewed-by: Derrick Brashear <shadow@dementia.org>
Tested-by: Derrick Brashear <shadow@dementia.org>