h6. [[OS SWI Calls]] h6(. » OS_RemoveCallBack h2. OS_RemoveCallBack h5. (SWI &5F) |_<^{width:4em}. Entry | | |<^. R0 |<^. Pointer to code called | |<^. R1 |<^. Value of R12 called with | |_<^{width:4em}. Exit | | |<^. R0 |<^. Preserved | |<^. R1 |<^. Preserved | h4. Use The purpose of this call is to remove a CallBack event from the list. h4. Notes It removes a CallBack event, such as [[OS_AddCallBack]]. h4. See also * [[OS_AddCallBack]]