View Compilation Error

0_0_24073936_26447.cpp: In function 'void init()':
0_0_24073936_26447.cpp:20:8: error: 'map' was not declared in this scope
     mm(map,1);
        ^
0_0_24073936_26447.cpp:5:24: note: in definition of macro 'mm'
 #define mm(a,b) memset(a,b,sizeof(a));
                        ^