Using STOPSOUND when compiling for Windows CE generates the following error :
[quote/cygdrive/c/Users/Nicholas/AppData/Local/Temp/ccLPZA19.o(.text+0x9e48):gpc_temp14.cpp: undefined reference to `ZN11__GLBASIC__9STOPSOUNDEi'[/quote]
oops - next update.