h6. [[TerritoryManager]] h6(. » [[Territory SWI Calls|SWI Calls]] h6((. » [[Territory_DaylightRules]] h6(((. » Territory_DaylightRules 0 h2. Territory_DaylightRules 0 h5. (SWI &43063) |_<^{width:4em}. Entry | | |<^. R1 |<^. 0 (reason code) | |_<^{width:4em}. Exit | | |/2<^. R0 |<^. 1 to indicate SWI is supported | |<^. Else, V set and R0 is error pointer | h4. Use This reason code is used to check whether Territory_DaylightRules is supported. h4. Notes This call is for internal use by TerritoryManager, for communication with territory modules. Application code should use [[Territory_DaylightSaving]] instead. h4. See also * [[Territory_DaylightRules]] * [[Territory_DaylightSaving]]