K 10
svn:author
V 6
jbeich
K 8
svn:date
V 27
2021-02-26T14:48:26.277811Z
K 7
svn:log
V 376
graphics/mesa-devel: stop nesting options after r537515

Adding _SINGLE/_MULTI in _DEFINE allows to disable all child options
if the parent option is disabled. However, if only parent is disabled
then the behavior is undefined.

$ __MAKE_CONF= PORT_DBDIR=/var/empty make WITHOUT=DRI -V MESON_ARGS:M\*dri-driver\*
-Ddri-drivers=i965

PR:		253741
Reported by:	Evgeniy Khramtsov

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