This is just an example of a MOS native ARexx library.
It is released as Public Domain Software.

 PERMSSN    UID  GID    PACKED    SIZE  RATIO METHOD CRC     STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                  220     386  57.0% -lh5- fd63 Mar 31  2005 rxmms/Examples/sound.rexx
[generic]                  119     142  83.8% -lh5- 1323 Apr  1  2005 rxmms/Lib.txt
[generic]                 7243   18680  38.8% -lh5- bf39 Mar 31  2005 rxmms/Libs/rxmosmediasound.library
[generic]                 1325    4389  30.2% -lh5- d0ee Nov 21  2004 rxmms/Sources/include/classes/multimedia/datastream.h
[generic]                  927    2308  40.2% -lh5- 0ff5 Sep  8  2004 rxmms/Sources/include/classes/multimedia/http_stream.h
[generic]                 3017   11180  27.0% -lh5- 54d1 Dec 25  2004 rxmms/Sources/include/classes/multimedia/multimedia.h
[generic]                  545    1162  46.9% -lh5- b4cb Nov  9  2004 rxmms/Sources/include/classes/multimedia/sound.h
[generic]                  293     627  46.7% -lh5- bf5c Oct  7  2004 rxmms/Sources/include/classes/multimedia/video.h
[generic]                  423     988  42.8% -lh5- 7a18 Dec 23  2004 rxmms/Sources/include/clib/multimedia_protos.h
[generic]                 1153    4042  28.5% -lh5- dfc3 Mar 30  2005 rxmms/Sources/include/clib/rexx_protos.h
[generic]                  518    1834  28.2% -lh5- 9ddf Dec 23  2004 rxmms/Sources/include/ppcinline/multimedia.h
[generic]                 2101   10933  19.2% -lh5- 3cd0 Mar 30  2005 rxmms/Sources/include/ppcinline/rexx.h
[generic]                  294     722  40.7% -lh5- 196e Dec 23  2004 rxmms/Sources/include/proto/multimedia.h
[generic]                  266     590  45.1% -lh5- 6117 Mar 22  2005 rxmms/Sources/include/proto/rexx.h
[generic]                 1931    6397  30.2% -lh5- b868 Apr  1  2005 rxmms/Sources/include/rexx/rexx.h
[generic]                 1553    5019  30.9% -lh5- e6ee Apr  1  2005 rxmms/Sources/include/rexx/rexxlibrary.h
[generic]                  394    1360  29.0% -lh5- e16d Mar 30  2005 rxmms/Sources/lib/base.h
[generic]                 1853    6286  29.5% -lh5- 66ed Mar 31  2005 rxmms/Sources/lib/dispatch.c
[generic]                  297    1071  27.7% -lh5- 2a2d Mar 30  2005 rxmms/Sources/lib/funlist.h
[generic]                 1134    4071  27.9% -lh5- ee95 Mar 31  2005 rxmms/Sources/lib/header.c
[generic]                  291     907  32.1% -lh5- be5a Mar 30  2005 rxmms/Sources/lib/header.h
[generic]                  498    1902  26.2% -lh5- 2dda Mar 31  2005 rxmms/Sources/lib/init.c
[generic]                  205     662  31.0% -lh5- c989 Mar 31  2005 rxmms/Sources/lib/lib.h
[generic]                 1372    5359  25.6% -lh5- 29cb Mar 31  2005 rxmms/Sources/lib/libinit.c
[generic]                  293     894  32.8% -lh5- aa26 Mar 31  2005 rxmms/Sources/lib/lib_protos.h
[generic]                  503    1081  46.5% -lh5- 50df Mar 31  2005 rxmms/Sources/lib/makefile
[generic]                  153     402  38.1% -lh5- b992 Mar 30  2005 rxmms/Sources/lib/rxmosmediasound.library_rev.h
[generic]                 1221    5137  23.8% -lh5- bc05 Mar 31  2005 rxmms/Sources/lib/sound.c
[generic]                  579    2971  19.5% -lh5- bf1b Mar 31  2005 rxmms/Sources/lib/utils.c
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total        29 files   30721  101502  30.3%            Feb  3 15:43