h6. [[OS SWI Calls]] h6(. » [[OS_ChangeEnvironment]] h6((. » Currently Active Object Handler h2. Currently Active Object Handler h4. Use The currently active object environment handler is not a code entry point. Instead, the value specified in R1 to [[OS_ChangeEnvironment]] is used to set or read the [[Currently Active Object Pointer]]. h4. See also * [[Currently Active Object Pointer]]