K 10
svn:author
V 3
kwm
K 8
svn:date
V 27
2017-06-09T18:12:54.491719Z
K 7
svn:log
V 352
Meson is picky about the arguments of build options.

For example a option of the "boolean" type only accepts true/false this
 option is covered by ${opt}_MESON_TRUE/_FALSE.

Add option helpers ${opt}_MESON_YES/_NO for the "combo" type which
 accepts yes and no.

Approved by:		portmgr@ (mat@)
Differential Revision:	https://reviews.freebsd.org/D11078

END