The code dosn't compile on windows

[meiry]

The lib have potential , but on windows it doesn't compile :

1>connect_api.obj : error LNK2019: unresolved external symbol _cnct_socket_create referenced in function _demo_tcp_server
1>packet.obj : error LNK2019: unresolved external symbol _sys_packet_open referenced in function _cnct_packet_open
1>packet.obj : error LNK2019: unresolved external symbol _sys_packet_recv referenced in function _cnct_packet_recv
1>packet.obj : error LNK2019: unresolved external symbol _sys_packet_send referenced in function _cnct_packet_send
1>packet.obj : error LNK2019: unresolved external symbol _sys_packet_close referenced in function _cnct_packet_close
1>packet.obj : error LNK2019: unresolved external symbol _sys_packet_stats referenced in function _cnct_packet_stats
1>packet.obj : error LNK2019: unresolved external symbol _sys_signal referenced in function _cnct_packet_loop
1>G:\dev\cpp\server\lib_tcp_client\vc-connect\vc-connect\Debug\vc-connect.exe : fatal error LNK1120: 7 unresolved externals