ref: f8d5cc7230ee2cb7521d90599d525e205ad84fa6 dir: /sys/src/libc/fmt/errfmt.c/
#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)); }