Thread: need help with error message

I don't understand why I keep getting this error message. Here's my program & error message:

Script started on Sun Dec 02 11:41:53 2001
strauss.udel.edu% cat mailinglabel.h

//Programmer: Christine

//Date:

//Section:

//header file for mailinglabel class



#ifndef MailingLabel_H

#define MailingLabel_H



#include <iostream>

using std :: ostream;



class MailingLabel {

public:

MailingLabel(); //default constructor

MailingLabel(char*, char*, int); //class constructor

//MailingLabel(MailingLabel&); //copy constructor

//~MailingLabel(); //class destructor

MailingLabel& operator=(const MailingLabel&); //overloaded

//assignment operator

void output(ostream&) const; //print out to a file

//void input(istream&); //get input from a file

private:

char *name;

char *address;

int zipcode;

};

#endif

strauss.udel.edu% cat mailinglabel.cc

//member functions for mailinglabel class

//class implementation part I of lab



#include "mailinglabel.h"

#include <iostream>

using std :: endl;

using std :: ostream;



MailingLabel :: MailingLabel () {

name = NULL;

address = NULL;

zipcode = 0;

}

MailingLabel :: MailingLabel(char *n, char *a, int z) {

name = new char[strlen(n) + 1];

strcpy(name, n);



address = new char[strlen(a) + 1];

strcpy(address, a);



zipcode = z;

}

void MailingLabel :: output(ostream &output) const{

output << name << endl;

output << address << endl;

output << zipcode << endl;

}

strauss.udel.edu% CC mailinglabel.cc mailinglabel.h

ld: elf error: file mailinglabel.h: unknown type, unable to process using elf(3E) libraries

ld: fatal: File processing errors. No output written to a.out

strauss.udel.edu% exit

strauss.udel.edu%
script done on Sun Dec 02 11:42:24 2001

Well #ifndef MailingLabel_H

#define MailingLabel_H

should come after you include the <iostream> header file ... i.e
#include <iostream>
using std :: ostream;

#ifndef MailingLabel_H
#define MailingLabel_H