K 10
svn:author
V 6
jbeich
K 8
svn:date
V 27
2019-02-25T22:07:54.499636Z
K 7
svn:log
V 389
Add option helper for MESON_ARGS = -Dfoo=enabled

feature options define combo like auto/yes/no in a standand way.
In other words, upstream projects of ports that use _MESON_YES are
supposed to migrate to _MESON_ENABLED.

https://mesonbuild.com/Build-options.html#features

Reviewed by:	tobik (implicit)
Approved by:	portmgr (mat)
Differential Revision:	https://reviews.freebsd.org/D19127

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