Developer License(s) One software license is required per machine. Run-time royalty free. The following files and controls may be distributed with your compiled Visual Basic application without payment of license fees according to the terms in the license agreement. dwvstamp.vbx, dwvstp16.ocx, dwvstp32.ocx, dwvstp36.ocx, dwvsob36.dll, dwsockvs.dll, dwsockv6.dll, dwvercls.dll, dwvercl5.dll, dwvslb4.dll, dwvslb5.dll, and dwvslb6.dll (the run-time libraries). You may not modify these files in any way. The following files may not be distributed and are subject to the terms in your license agreement. However, you may incorporate the source code from these files (where applicable) into your own programs. dwvercls.dll, dwsockvs.dll, dwverdes.dll, dwverd32.dll, dwverd16.dll, vervrfy.frm, vervrfy.bas, vervrfy2.frm, vervrfy.bas.