View Compilation Error

25575_0_28700.cpp: In function `void add(char*, char*)':
25575_0_28700.cpp:7: error: `bcopy' undeclared (first use this function)
25575_0_28700.cpp:7: error: (Each undeclared identifier is reported only once for each function it appears in.)
25575_0_28700.cpp:8: error: `strrev' undeclared (first use this function)