Description
array 
dio_stat ( resource fd)
     Function dio_stat() returns information about
     the file with file descriptor
     fd. dio_stat() returns
     an associative array with the following keys:
     
- "device" - device 
- "inode" - inode 
- "mode" - mode 
- "nlink" - number of hard links 
- "uid" - user id 
- "gid" - group id 
- 
        "device_type" - device type (if inode device)
        
- "size" - total size in bytes 
- "blocksize" - blocksize 
- "blocks" - number of blocks allocated 
- "atime" - time of last access 
- "mtime" - time of last modification 
- "ctime" - time of last change 
     On error 
dio_stat() returns 
NULL.