View Compilation Error

0_0_36263750_28678.cpp:4:1: error: '_Bool' does not name a type
 _Bool palStr(char*);
 ^
0_0_36263750_28678.cpp: In function 'int main()':
0_0_36263750_28678.cpp:16:17: error: 'palStr' was not declared in this scope
   if (palStr(str))
                 ^
0_0_36263750_28678.cpp: At global scope:
0_0_36263750_28678.cpp:24:1: error: '_Bool' does not name a type
 _Bool palStr(char* str)
 ^