.h and .cpp problem [SOLVED]

#ifdef _WIN32#include "winsock.h"#endif#ifdef _UNIX#include "sys/socket.h"#include "netinet/in.h"#include "netdb.h"#endif#include "stdio.h"#include "stdlib.h"using namespace std;/* Status constants */const int CLOSED = 0, CONNECTED = 1, LISTENING =2; class sockity {      public:            /* Almighty error handling, ripped from Rip7's code */            class ErrorHandling	        {                public:        		enum TypeOfError                    { WinsockInit, Create, Bind, UnknownHost, Connect,                      Linger };                ErrorHandling (TypeOfError S):Error (S)		        {		        }		        TypeOfError GiveError ()                {                return Error;		        }	            private:                TypeOfError Error;            };             /* Constructor */             sockity(unsigned short int port);             /* Destructor */             ~sockity();             /* Public Functions */             void conn(const char *hostname, unsigned short int port);             int getstatus() { return status; }      private:             /* Socket name */             sockaddr_in name;             /* Host socket name */             sockaddr_in hostname;             /* The almighty socket */             int sock;             /* Socket status */             int status;             /* Error code from socket */             //extern int h_errno;};

#ifdef _WIN32#include "winsock.h"#endif#ifdef _UNIX#include "sys/socket.h"#include "netinet/in.h"#include "netdb.h"#endif#include "stdio.h"#include "stdlib.h"#include "sockity.h"#include <iostream>using namespace std;sockity::sockity(unsigned short int port) {    #ifdef _WIN32    /* WIN32 socket initialization code */    WSADATA wsadata;    int rc = WSAStartup(2, &wsadata);    if(rc) {        throw ErrorHandling (ErrorHandling::WinsockInit);    }    #endif    /* Create the socket */    sock = socket(PF_INET, SOCK_STREAM, 0);    if (sock < 0)    {        throw ErrorHandling (ErrorHandling::Create);    }    /* Give the socket a name */    name.sin_family = AF_INET;    name.sin_port = htons(port);    name.sin_addr.s_addr = htonl(INADDR_ANY);    if (bind(sock, (sockaddr*) &name, sizeof(name)) < 0)    {        throw ErrorHandling (ErrorHandling::Bind);    }    linger *lngr;    lngr->l_onoff = 0;    lngr->l_linger = 0;    if (0 > setsockopt(sock, SOL_SOCKET, SO_LINGER, (char *)lngr, sizeof(*lngr)))    {        throw ErrorHandling (ErrorHandling::Linger);    }    status = CLOSED;}sockity::~sockity() {    #ifdef _WIN32        closesocket(sock);    #endif    #ifdef _UNIX        close(sock);    #endif}void sockity::conn(const char *host, unsigned short int port) {    hostent *hostinfo;    hostname.sin_family = AF_INET;    hostname.sin_port = htons(port);    unsigned long int ip;    ip = inet_addr(host);    hostname.sin_addr.s_addr = ip;    if (0 > connect(sock, (sockaddr *) &hostname, sizeof(hostname)))    {        if ( h_errno == 10049 ) {   // Host not found, try resolving it as a hostname            hostinfo = gethostbyname(host);            if (hostinfo == NULL)            {                throw ErrorHandling (ErrorHandling::UnknownHost);            }            hostname.sin_addr.S_un.S_un_b.s_b1 = (unsigned char)hostinfo->h_addr_list[0][0];            hostname.sin_addr.S_un.S_un_b.s_b2 = (unsigned char)hostinfo->h_addr_list[0][1];            hostname.sin_addr.S_un.S_un_b.s_b3 = (unsigned char)hostinfo->h_addr_list[0][2];            hostname.sin_addr.S_un.S_un_b.s_b4 = (unsigned char)hostinfo->h_addr_list[0][3];            if (0 > connect(sock, (sockaddr *) &hostname, sizeof(hostname)))            {                printf("Connection error: %d\n", h_errno);                throw ErrorHandling (ErrorHandling::Connect);            }        } else {            printf("Connection error: %d\n", h_errno);            throw ErrorHandling (ErrorHandling::Connect);        }    }    status = CONNECTED;}

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Original post by yukit0 Linking? Doesn't Dev-C++ do that automaticaly? Worked fine in the past...

int WINAPI WinMain (HINSTANCE hThisInstance,                    HINSTANCE hPrevInstance,                    LPSTR lpszArgument,                    int nFunsterStil){        return 0;}