#include extern "C" int CALLBACK __export Hosts_AddHost(LPCSTR hostFilename, LPCSTR IPAddress, LPCSTR hostName, LPSTR errmsg); extern "C" int CALLBACK __export Services_AddService(LPCSTR servicesFilename, LPCSTR serviceName, LPCSTR socket, LPCSTR protocol, LPSTR errmsg); extern "C" int CALLBACK __export LocateHostServices(LPSTR location);