h6. [[OS SWI Calls]] h6(. » [[OS_Byte]] h6((. » OS_Byte 21 h2. OS_Byte 21 h5. (SWI &06) |_<^{width:3em}. Entry | | |<^. R0|<^. 21 (&15) | |<^. R1|<^. [[Buffer Numbers|Buffer number]] | |_<^{width:3em}. Exit|_<^. | |<^. R0|<^. Preserved | |<^. R1|<^. Preserved | |<^. R2|<^. Corrupted | h4. Use The purpose of this call is to flush a specific buffer. h4. Notes [[OS_Byte 15]] is used to flush all the buffers, or the current input buffer. h4. See also * [[OS_Byte]] * [[OS_Byte 15]]