h6. [[FSLock]] h6(. » [[FSLock SWI Calls|SWI Calls]] h6((. » FSLock_Status h2. FSLock_Status h5. (SWI &44781) |_<^{width:4em}. Entry | | |<^. - |<^. - | |_<^{width:4em}. Exit | | |<^. R0 |<^. "Lock status":FSLock%20Technical%20Details#lockstatus | |<^. R1 |<^. Locked filing system number (undefined if lock status = 0) | h4. Use The purpose of this call is to return the current lock status, and the locked filing system’s number. h4. Notes This SWI can only be called by number; not by name. SWI is not re-entrant. h4. See also * [[FSLock]] * [[FSLock Technical Details]]