GetMMUMode
GetMMUMode Get the current address translation mode
#include <OSUtils.h> Operating System Utilities
char GetMMUMode( void );
Returns: a byte that contains the address translation mode
that is currently in use. The two values returned by
GetMMUMode are false32b and true32b.

Notes: Gestalt can be used with the gestaltAddressingModeAttr selector to determine
the current addressing mode as well.