MMU.cpp - Undefined References

[Oggom]

Starting with https://github.com/libretro/desmume-libretro/commit/05e278be54b7d126ee482e4f6e6a7c1753c7ca10 there are errors caused by undefined references during compilation.

src/MMU.o:MMU.cpp:(.text+0x2e2f): undefined reference to `Mic_ReadSample()'

src/MMU.o:MMU.cpp:(.text+0x3b45): undefined reference to `Mic_Init()'

src/MMU.o:MMU.cpp:(.text+0x6cc8): undefined reference to `Mic_Reset()'

src/MMU.o:MMU.cpp:(.text+0x26ea): undefined reference to `Mic_DeInit()'

e:/retroarch/mingw/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/4.8.1/../../../../x 86_64-w64-mingw32/bin/ld.exe: src/MMU.o: bad reloc address 0x10 in section `.dat a'

collect2.exe: error: ld returned 1 exit status

Makefile.libretro:259: recipe for target 'desmume_libretro.dll' failed