| [ENAMETOOLONG] | 
|  | A component of either pathname exceeded 255 characters, or the entire length of either path name exceeded 1023 characters. | 
 | [ENOENT] | 
|  | A component of the  from path does not exist, or a path prefix of  to does not exist. | 
 | [EACCES] | 
|  | A component of either path prefix denies search permission. | 
 | [EACCES] | 
|  | The requested link requires writing in a directory with a mode that denies write permission. | 
 | [EPERM] | 
|  | The directory containing  from is marked sticky, and neither the containing directory nor  from are owned by the effective user ID. | 
 | [EPERM] | 
|  | The file pointed at by the  to argument exists, the directory containing  to is marked sticky, and neither the containing directory nor  to are owned by the effective user ID. | 
 | [ELOOP] | 
|  | Too many symbolic links were encountered in translating either pathname. | 
 | [ENOTDIR] | 
|  | A component of either path prefix is not a directory. | 
 | [ENOTDIR] | 
|  | The  from argument is a directory, but  to is not a directory. | 
 | [EISDIR] | 
|  | The  to argument is a directory, but  from is not a directory. | 
 | [EXDEV] | 
|  | The link named by  to and the file named by  from are on different logical devices (file systems). Note that this error code will not be returned if the implementation permits cross-device links. | 
 | [ENOSPC] | 
|  | The directory in which the entry for the new name is being placed cannot be extended because there is no space left on the file system containing the directory. | 
 | [EDQUOT] | 
|  | The directory in which the entry for the new name is being placed cannot be extended because the users quota of disk blocks on the file system containing the directory has been exhausted. | 
 | [EIO] | An I/O error occurred while making or updating a directory entry. | 
 | [EROFS] | 
|  | The requested link requires writing in a directory on a read-only file system. | 
 | [EFAULT] | 
|  | Path points outside the processs allocated address space. | 
 | [EINVAL] | 
|  | The  from argument is a parent directory of  to, or an attempt is made to rename . or ... | 
 | [ENOTEMPTY] | 
|  | The  to argument is a directory and is not empty. | 
 |