Каталог требований LSB Core 3.1
Требования для функции 'clnt_perror'
| Standard | ID | Description |
| SVID.4 | clnt_perror.01 | Print a message to standard error indicating why an RPC call failed; |
| SVID.4 | clnt_perror.02 | The message is prepended with string s and a colon. A NEWLINE is appended at the end of the message. |