In file included from /usr/include/string.h:640, from /usr/include/c++/4.4/cstring:45, from excursie.cpp:2: In function 'char* strcpy(char*, const char*)', inlined from 'int decript(char*)' at excursie.cpp:47: /usr/include/bits/string3.h:107: warning: call to char* __builtin___strcpy_chk(char*, const char*, unsigned int) will always overflow destination buffer