View Compilation Error

0_0_36414995_30389.cpp: In member function 'char ios::read()':
0_0_36414995_30389.cpp:11:73: error: '_fread' was not declared in this scope
         return (s == t) && (t = (s = buf) + _fread(buf, 1, IN_LEN, stdin)),
                                                                         ^