meson: define _GNU_SOURCE on FreeBSD
_mesa_strtod() needs this to use strtod_l(), which behaves correctly wrt , vs . decimal separator.
Closes: #2008 (closed)
/cc @jsm222 @myfreeweb
Edited by Eric Engestrom
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_mesa_strtod() needs this to use strtod_l(), which behaves correctly wrt , vs . decimal separator.
Closes: #2008 (closed)
/cc @jsm222 @myfreeweb