git: 9front

ref: a2b9a9d62f20e77229b1189e70a68dfcc6806ef1
dir: /sys/src/cmd/unix/drawterm/libc/errfmt.c/

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#include <u.h>
#include <libc.h>
#include "fmtdef.h"

int
errfmt(Fmt *f)
{
	char buf[ERRMAX];

	rerrstr(buf, sizeof buf);
	return _fmtcpy(f, buf, utflen(buf), strlen(buf));
}