h6. [[OS SWI Calls]] h6(. » [[OS_FSControl]] h6((. » OS_FSControl 14 h2. OS_ FSControl 14 h5. (SWI &29) |_<^{width:4em}. Entry | | |<^. R0 |<^. 14 (&0E) | |<^. R1 |<^. [[Filing System Numbers|Filing system number]] or pointer to name, or 0 for none | |_<^{width:4em}. Exit | | |<^. R0 |<^. Preserved | |<^. R1 |<^. Preserved | h4. Use The purpose of this call is to select a filing system as both the current and temporary filing system. h4. See also * [[Filing System Numbers]] * [[OS_FSControl]]