anv: Check if memfd_create is already defined.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=103909 Signed-off-by:Vinson Lee <vlee@freedesktop.org> Reviewed-by:
Eric Engestrom <eric.engestrom@imgtec.com> (cherry picked from commit 8c1e4b1a) [Emil Velikov: drop NA hunks] Signed-off-by:
Emil Velikov <emil.velikov@collabora.com> Conflicts: configure.ac meson.build src/intel/vulkan/anv_allocator.c