ref: 5d8b5ae1ef2dd2b2e33e2683968dc62ce25a3cac
dir: /lib/c/stdio.c/
#include <stdio.h> static unsigned char inbuf[BUFSIZ]; static unsigned char outbuf[BUFSIZ]; FILE __iob[FOPEN_MAX] = { { .fd = 0, .buf = inbuf, .len = BUFSIZ, .flags = _IOREAD }, { .fd = 1, .buf = outbuf, .len = BUFSIZ, .flags = _IOWRITE | _IOLBF }, { .fd = 2, .buf = stderr->unbuf, .len = sizeof(stderr->unbuf), .flags = _IOWRITE }, };