Format of NetWare "AFP Rename" request packet:
Offset	Size	Description	)
 00h	WORD	(big-endian) length of following data
 02h	BYTE	07h (subfunction "AFP Rename")
 03h	BYTE	volume number
 04h	DWORD	source AFP entry ID
 08h	DWORD	destination AFP entry ID
 0Ch	BYTE	source path length
 0Dh  N BYTEs	AFP-style source path (relative to source AFP entry ID)
	BYTE	destination path length
      N BYTEs	AFP-style destination path (relative to destination entry ID)
Note:	the file may be moved from one directory to another without being
	  renamed by setting the destination path to the empty string