ref: a0cc369c15bdd404e1a60b4fd5b3a5156a041f74
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; }