Emulator

When compiling on Linux, as of revision 5562, I get these errors:

Compiling Build/Linux-x86_64-release/Source/Core/AudioCommon/Src/AudioCommon.o
Source/Core/AudioCommon/Src/AudioCommon.cpp: In function 'SoundStream*
AudioCommon::InitSoundStream(CMixer*)':
Source/Core/AudioCommon/Src/AudioCommon.cpp:46: error: 'CoreAudioSound' has
not been declared
Source/Core/AudioCommon/Src/AudioCommon.cpp:47: error: expected
type-specifier before 'CoreAudioSound'
Source/Core/AudioCommon/Src/AudioCommon.cpp:47: error: cannot convert
'int*' to 'SoundStream*' in assignment
Source/Core/AudioCommon/Src/AudioCommon.cpp:47: error: expected ';' before
'CoreAudioSound'
Source/Core/AudioCommon/Src/AudioCommon.cpp: In function
'std::vector<std::basic_string<char, std::char_traits<char>,
std::allocator<char> >, std::allocator<std::basic_string<char,
std::char_traits<char>, std::allocator<char> > > >
AudioCommon::GetSoundBackends()':
Source/Core/AudioCommon/Src/AudioCommon.cpp:100: error: 'CoreAudioSound'
has not been declared
scons: ***
[Build/Linux-x86_64-release/Source/Core/AudioCommon/Src/AudioCommon.o] Error 1
scons: building terminated because of errors.