Fire demo by David Ashley.
dashxdr.com
http://www.xdr.com/dash

Note from porting author: I remember having seen this effect already ported
 inside an archive called SDL-demos.lha with several SDL effects taken from
 the demo section of www.libsdl.org but this one is provided with sources,
  readme, has smaller executable and is linked against latest PowerSDL.

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                29308   75564  38.8% -lh5- f920 Jun 23 18:18 fire-1.0/fire
[generic]                   98     119  82.4% -lh5- a8d9 Oct  8  1999 fire-1.0/README
[generic]                  367     622  59.0% -lh5- 8722 Jun 29 00:11 fire-1.0/readme.morphos
[generic]                 2182    6036  36.1% -lh5- ff39 Dec 21  1999 fire-1.0/sources/acinclude.m4
[generic]                 3733    9576  39.0% -lh5- f6f0 Dec 21  1999 fire-1.0/sources/aclocal.m4
[generic]                  518    1151  45.0% -lh5- ebb4 Jun 23 18:18 fire-1.0/sources/config.cache
[generic]                  432    1078  40.1% -lh5- 58aa Jun 23 18:18 fire-1.0/sources/config.log
[generic]                 2060    5341  38.6% -lh5- 0b55 Jun 23 18:18 fire-1.0/sources/config.status
[generic]                14397   50092  28.7% -lh5- 77ca Dec 21  1999 fire-1.0/sources/configure
[generic]                  280     416  67.3% -lh5- a837 Dec 21  1999 fire-1.0/sources/configure.in
[generic]                 3394    9771  34.7% -lh5- 9f50 Dec 21  1999 fire-1.0/sources/fire.c
[generic]                 2233    5598  39.9% -lh5- a21f Dec  6  1999 fire-1.0/sources/install-sh
[generic]                 2940    8903  33.0% -lh5- 46f1 Jun 23 18:18 fire-1.0/sources/Makefile
[generic]                   22      22 100.0% -lh0- 9f2e Dec  6  1999 fire-1.0/sources/Makefile.am
[generic]                 2867    8711  32.9% -lh5- 522d Dec 21  1999 fire-1.0/sources/Makefile.in
[generic]                 2135    6283  34.0% -lh5- b90d Dec  6  1999 fire-1.0/sources/missing
[generic]                  380     722  52.6% -lh5- c7b6 Dec  6  1999 fire-1.0/sources/mkinstalldirs
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total        17 files   67346  190005  35.4%            Jul  9 23:58