RFC 790 defines IPv4, not IPv6. From: owner-openssl-us...@openssl.org [mailto:owner-openssl-us...@openssl.org] On Behalf Of Walter H. Sent: Wednesday, November 05, 2014 10:49 AM To: neil carter Cc: openssl-users@openssl.org Subject: Re: 1.0.1j on Windows32 shows "error C2027: use of undefined type 'in6_addr'"
On 05.11.2014 19:27, neil carter wrote: Sorry, typo - s/b 'VCVARS32.bat' So are you implying that MS Visual Studio 6.0 might be the issue in that it might not have built-in code with IPv6 headers? yes, definitly WINSOCK2.H contains this: /* * Constants and structures defined by the internet system, * Per RFC 790, September 1981, taken from the BSD file netinet/in.h. */ by the way: Visual C++ is from 1998, also an old ancient compiler we have 2014 ;-)