wireguard-openbsd/usr.bin/cu/error.c, branch jd/queueboosts WireGuard implementation for the OpenBSD kernel https://git.zx2c4.com/wireguard-openbsd/atom/usr.bin/cu/error.c?h=jd%2Fqueueboosts 2012-07-10T10:28:05Z Once we've set up termios, lines need to be \r\n terminated, and we need 2012-07-10T10:28:05Z nicm nicm@openbsd.org 2012-07-10T10:28:05Z urn:sha1:114033288eb0f3037212fe9b810a7f91e66aa5c7 to reset termios before exiting. So add custom versions of err(), errx(), warn(), warnx() to handle this.