RFR: 8255785: X11 libraries should not be required by configure for headless only

[anthonio9]

On Tue, 3 Nov 2020 00:33:09 GMT, Magnus Ihse Bursie <ihse at openjdk.org> wrote:

> If we build a headless only JDK, configure will require X11 libraries and headers to be present. This used to be necessary, but thanks to massive cleanups in the AWT headless code, this is no longer the case.
> 
> We should fix configure so that headless can be built without X11 libraries and headers.

Has the support for headless without X11 been merged to the main branch? The official documentation still mentions the need to provide X11 libraries. What's the status @magicus?

-------------

PR Comment: https://git.openjdk.org/jdk/pull/1025#issuecomment-2640105651