gfs_stat() return information about the specified file pointed
to by gfarm_url, and fills in the buffer pointed to by
status. Since status includes a pointer to dynamically
allocated memory space, it is necessary to free the memory space by
The function terminated successfully.
Insufficient memory was available.
User authentication failed when connecting to gfmd(8).
points outside your accessible address space.
does not exist.
A component of the path prefix is not a directory.
An error except the above occurred. The reason is shown by its