Matthew Waters 6491e4d275 gl: fix out-of-source builds pt2 ... 21b897de2f did this for x11 and wayland. Do it for the other backends as well.		2017-12-09 19:31:35 +00:00
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gl	gl: fix out-of-source builds pt2	2017-12-09 19:31:35 +00:00