1#include "stdio_impl.h"
2
3static size_t wrap_write(FILE* f, const unsigned char* buf, size_t len) {
4    return __stdio_write(f, buf, len);
5}
6
7int vdprintf(int fd, const char* restrict fmt, va_list ap) {
8    FILE f = {
9        .fd = fd, .lbf = EOF, .write = wrap_write, .buf = (void*)fmt, .buf_size = 0, .lock = -1};
10    return vfprintf(&f, fmt, ap);
11}
12