* libGL, libEGL, libglesv2, libglapi, and gbm have been moved into mesa-libs,
graphics/dri has been renamed to mesa-dri, and USE_GL has been adjusted
* mesa-libs has a new WAYLAND option that enables platform support in libEGL
* mesa-dri now depends on graphics/s2tc for compressed texture support [1]
* re-remove obsolete dependency on makedepends [2]
* correct sed fix backported from 17.1 [3]
PR: 218799 (exp-run), 212762 [1], 218552 [2], 218562 [3]
Submitted by: dbn [1], jbeich [2,3]
Reported by: afiskon@devzen.ru [1]
Reviewed by: kwm, johalun0@gmail.com
Approved by: portmgr, swills (mentor)
Differential Revision: https://reviews.freebsd.org/D10448
e6acde078c