FtpLogin - Login to remote system.
#include <ftplib.h> int FtpLogin(const char *user, const char *pass, netbuf *nControl);
user Specifies the username. pass Specifies the password. nControl A handle returned by FtpConnect().
FtpLogin() attempts to login to the remote system with the supplied username and password.
Returns 1 if successful or 0 on error.