| BRIEF | No message texts |
| CHANGE-MESSAGE | Change message severity |
| EDITOR | Error file for Editor |
| ERRFORMAT | Specify the type of error message format |
| ERRLIST | List error messages |
| ERRQ | Pause on error |
| FLAG | Flag outside the dialect |
| FLAGAS | Show flags as errors |
| FLAGCD | Conflicting directives |
| FLAGQ | Pause on flag |
| FLAGSINEDIT | Flags in error file |
| FLAGSTD | Flag above ANSI'85 level |
| HIDE-MESSAGE | Set message to hide |
| INFORETURN | Information message return value |
| MAX-ERROR | Limit number of Compiler errors |
| MOVE-LEN-CHECK | Check source and target lengths for alphanumeric MOVE operations |
| QUERY | Pause if copyfile missing |
| STDERR | Write messages to STDERR |
| WARNING | Level of message to output |