Allow using a system-installed giflib

[Erik Joelsson]

On 2013-03-08 03:59, Omair Majid wrote:
> Hi,
>
> I have a webrev at:
> http://cr.openjdk.java.net/~omajid/webrevs/system-giflib/00/
>
> It introduces a configure option --with-giflib that (similar to the
> existing --with-zlib) allows specifying whether the build should use the
> system installed giflib or the one bundled with OpenJDK.
>
> I have not tested it extensively yet (just verified that it builds fine
> with both configurations), but I will do that over the coming days if
> the patch looks (somewhat) acceptable for OpenJDK8.
>
Looks good from the build group. (You still need a jdk8 reviewer to 
approve too)

/Erik