h6. [[OS SWI Calls]] h6(. » [[OS_FSControl]] h6((. » OS_FSControl 44 h2. OS_ FSControl 44 h5. (SWI &29) |_<^{width:4em}. Entry | | |<^. R0 |<^. 44 (&2C) | |_<^{width:4em}. Exit | | |\2<^. All registers preserved| h4. Use The purpose of this call is to unset the User Root Directory (URD). h4. Notes To set the URD use [[OS_FSControl 39]]. h4. See also * [[OS_FSControl]] * [[OS_FSControl 39]]