The sndAlias macro creates an alias identifier from two characters, for use with the PlaySound function.
DWORD sndAlias(
ch0,
ch1
);
Returns an alias identifier corresponding to the two supplied characters.
This macro is defined as follows:
sndAlias(ch0, ch1) (SND_ALIAS_START + (DWORD)(BYTE)(ch0) |
((DWORD)(BYTE)(ch1) << 8))