K 10
svn:author
V 4
manu
K 8
svn:date
V 27
2020-09-19T09:34:36.463418Z
K 7
svn:log
V 233
mesa-libs: Add glesv1 lib

There is no real reason to disable glesv1 so add it to the build.
While here add a USE_GL for it.

Reviewed by:	zeising
Approved by:	x11 (zeising@)
Differential Revision:	https://reviews.freebsd.org/D26461

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