View Compilation Error

GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/string.h: In function `int main()':
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/string.h:40: error: too few arguments to function `void* memset(void*, int, size_t)'
60911_0_16586.cpp:9: error: at this point in file
60911_0_16586.cpp:10: error: `UNVISITED' undeclared (first use this function)
60911_0_16586.cpp:10: error: (Each undeclared identifier is reported only once for each function it appears in.)