| SysVars | SysVars | Description | Section | Page |
|---|---|---|---|---|
| AIF$Options | AIF$Options | Checks made by the AIF module which are to be overridden | AIF module | |
| Alias$@EditType_xxx | Alias$@EditType_xxx | Command used to start a suitable external editor for a file type | External Edit protocol | |
| BTS$Type_##### | BTS$Type_##### | Definition of a private use BTS type | Back Trace Structure Dump tool | |
| DiagnosticDump$Dir | DiagnosticDump$Dir | Directory in which diagnostic dumps are held | DiagnosticDump overview | |
| DiagnosticDump$Options | DiagnosticDump$Options | Controls the recording of diagnostic dumps | DiagnosticDump overview | |
| Error$ | Error$ | Error message of the last Wimp error box | ErrorLog | |
| Error$Task | Error$Task | Task running when the last Wimp error box was displayed | ErrorLog | |
| FSFiler$DefaultPath | FSFiler$DefaultPath | Default path for files dropped on the filer icon | Icon bar file drags | |
| Inet$Hostname | Inet$Hostname | Local host name | Resolver | |
| Inet$LocalDomain | Inet$LocalDomain | Local domain name | Resolver | |
| Inet$MimeMappings | Inet$MimeMappings | The file of MIME type mappings read by MimeMap | The MimeMap module | |
| Inet$ResolverDelay | Inet$ResolverDelay | Delay between retries when lookups fail | Resolver | |
| Inet$ResolverFreewayHosts | Inet$ResolverFreewayHosts | Whether the Resolver uses the names provided by Freeway | Resolver | |
| Inet$ResolverNetBIOSHosts | Inet$ResolverNetBIOSHosts | Whether the Resolver uses the names provided by LanManFS | Resolver | |
| Inet$ResolverReorder | Inet$ResolverReorder | Whether the Resolver reorders the servers by response time | Resolver | |
| Inet$ResolverRetries | Inet$ResolverRetries | Number of retries to perform when lookups fail | Resolver | |
| Inet$ResolverServer | Inet$ResolverServer | Whether the Resolver acts as a simple DNS server | Resolver | |
| Inet$Resolvers | Inet$Resolvers | Space separated list of DNS servers to query | Resolver | |
| Inet$SearchDomains | Inet$SearchDomains | Domains to search for unqualified addresses | Resolver | |
| ShareFS$Filer | ShareFS$Filer | Whether the ShareFS Filer is enabled | ShareFS module | |
| SysLog$Dir | SysLog$Dir | Directory containing the SysLog application files | SysLog module | |
| SysLog$LogDir | SysLog$LogDir | Directory in which SysLog stores log files | SysLog module | |
| ViewFinder$Enable | ViewFinder$Enable | Whether ZapRedraw should use ViewFinder | ZapRedraw module | |
| XML$@Run_<doctype> | XML$@Run_<doctype> | Command used to launch an application for a given XML document-type | eXML module | |
| Zap$Redraw | Zap$Redraw | Location of the ZapRedraw module | ZapRedraw module | |
| ZapFontsMessages$Path | ZapFontsMessages$Path | Path along which the module's Messages file is found | ZapRedraw module | |
| ZapFontsSource$Path | ZapFontsSource$Path | Path along which fonts and encodings are found | ZapRedraw module |