Official sound patches can be found at http://people.freebsd.org/~ariff/ 
Icon  Name                 Last modified      Size  Description
[DIR] Parent Directory                          -   
[DIR] incoming/            08-Oct-2005 06:13    -   
[DIR] LOR/                 10-Jul-2005 04:44    -   
[DIR] old/                 29-Oct-2005 20:31    -   
[DIR] pcmutils/            30-Aug-2005 02:09    -   
[DIR] slave/               03-Aug-2005 23:15    -   
[   ] jroberson_flushbu..> 09-Jul-2005 18:28  1.7K  
[SND] swoop.wav            31-Jul-2005 15:15  865K  
[SND] udial.wav            03-Aug-2005 01:31  474K