4 #include <unordered_map> 
   18 void insertToSymbTab(std::unordered_map<std::string,SymTabItem>* ,
char* ,
int ,
int ,std::string ,std::string);
 
   20 SymTabItem* 
search(std::unordered_map<std::string,SymTabItem>* ,std::string);
 
   21 void printSymbTab(std::unordered_map<std::string,SymTabItem>* );
 
   22 void TypeConv(std::unordered_map<std::string,SymTabItem>* );