ref: 5c96a51f3a0684765afd24930d2df7a899c22d70 dir: /sys/src/ape/lib/9/rerrstr.c/
#include "libc.h" void rerrstr(char *buf, uint nbuf) { char tmp[ERRMAX]; tmp[0] = 0; errstr(tmp, sizeof tmp); utfecpy(buf, buf+nbuf, tmp); errstr(tmp, sizeof tmp); }