pkg_add: Warning: package `digest-20190127' was built for a platform:
pkg_add: Darwin/aarch64 20.1.0 (pkg) vs. Darwin/aarch64 20.3.0 (this host)
pkg_add: package `cwrappers-20180325' already recorded as installed
pkg_add: Warning: package `nbpatch-20151107' was built for a platform:
pkg_add: Darwin/aarch64 20.1.0 (pkg) vs. Darwin/aarch64 20.3.0 (this host)
pkg_add: Warning: package `checkperms-1.12' was built for a platform:
pkg_add: Darwin/aarch64 20.1.0 (pkg) vs. Darwin/aarch64 20.3.0 (this host)
===========================================================================
$NetBSD: MESSAGE,v 1.1 2017/10/27 01:28:53 nat Exp $

To enable dma for use with NetBSD-8 or above.

Set the following environment variables:
	SDL_DSP_DMA_PRECISION
	SDL_DSP_DMA_FREQ
	SDL_DSP_DMA_CHANNELS

	SDL_DSP_NOSELECT=1

DMA parameters must match the hw virtual channel format for playback to
work with dma.

===========================================================================