ref: 4fedd7d4fe1c3b509c84d12e971aaa466b8b4b3d
dir: /sys/src/libc/9sys/dirfwstat.c/
#include <u.h>
#include <libc.h>
#include <fcall.h>
int
dirfwstat(int fd, Dir *d)
{
uchar *buf;
int r;
r = sizeD2M(d);
buf = malloc(r);
if(buf == nil)
return -1;
convD2M(d, buf, r);
r = fwstat(fd, buf, r);
free(buf);
return r;
}