extern void MM_PreinitVirtual(void);
extern void MM_Install(int NPMemRanges, tPMemMapEnt *PMemRanges);
extern void MM_InstallVirtual(void);
extern void MM_PreinitVirtual(void);
extern void MM_Install(int NPMemRanges, tPMemMapEnt *PMemRanges);
extern void MM_InstallVirtual(void);