Re: [PATCH v4] configure: Improve OpenGL dependency detections

[Gerd Hoffmann]

On Tue, Feb 23, 2021 at 03:03:07PM +0900, Akihiko Odaki wrote:
> This has the following visible changes:
> 
> - GBM is required only for OpenGL dma-buf.
> - X11 is explicitly required by gtk-egl.
> - EGL is now mandatory for the OpenGL displays.
> 
> The last one needs some detailed description. Before this change,
> EGL was tested only for OpenGL dma-buf with the check of
> EGL_MESA_image_dma_buf_export. However, all of the OpenGL
> displays depend on EGL and EGL_MESA_image_dma_buf_export is always
> defined by epoxy's EGL interface.
> Therefore, it makes more sense to always check the presence of EGL
> and say the OpenGL displays are available along with OpenGL dma-buf
> if it is present.

Doesn't apply, seems this needs a rebase.

take care,
  Gerd