#include <sys/stat.h>
#include <errno.h>
+#include <fcntl.h>
#include "syscall.h"
#include "libc.h"
int fstat(int fd, struct stat *st)
{
int ret = __syscall(SYS_fstat, fd, st);
- if (ret != -EBADF || fd < 0) return __syscall_ret(ret);
+ if (ret != -EBADF || __syscall(SYS_fcntl, fd, F_GETFD) < 0)
+ return __syscall_ret(ret);
char buf[15+3*sizeof(int)];
__procfdname(buf, fd);