size_t __stdout_write(FILE *f, const unsigned char *buf, size_t len) { struct termios tio; f->write = __stdio_write; if (!(f->flags & F_SVB) && __syscall(SYS_ioctl, f->fd, TCGETS, &tio)) f->lbf = -1; return __stdio_write(f, buf, len); }
int fputc(int c, FILE * f) { unsigned char ch = c & 0xff; if(__stdio_write(f, &ch, 1) <= 0) return EOF; return (ch); }
static size_t wrap_write(FILE *f, const unsigned char *buf, size_t len) { return __stdio_write(f, buf, len); }