Enable IPV6 for all MSVC builds, including the VC6 libpq-only build.

Per request from Hiroshi Saito.

src/include/pg_config.h.win32

@@ -8,7 +8,6 @@
  * HAVE_GETOPT_H, HAVE_GETOPT_LONG, HAVE_RINT, HAVE_STRINGS_H, 
  * HAVE_STRTOLL, HAVE_STRTOULL, HAVE_STRUCT_OPTION, ENABLE_THREAD_SAFETY
  *
- * For now, also HAVE_IPV6
  */
 
 /* Define to the type of arg 1 of 'accept' */
@@ -186,7 +185,7 @@
 #define HAVE_INT_TIMEZONE 
 
 /* Define to 1 if you have support for IPv6. */
-//#define HAVE_IPV6 1
+#define HAVE_IPV6 1
 
 /* Define to 1 if you have isinf(). */
 #define HAVE_ISINF 1

src/tools/msvc/Solution.pm

@@ -3,7 +3,7 @@ package Solution;
 #
 # Package that encapsulates a Visual C++ solution file generation
 #
-# $PostgreSQL: pgsql/src/tools/msvc/Solution.pm,v 1.21 2007/04/12 07:03:00 mha Exp $
+# $PostgreSQL: pgsql/src/tools/msvc/Solution.pm,v 1.22 2007/04/16 18:39:19 mha Exp $
 #
 use Carp;
 use strict;
@@ -112,7 +112,6 @@ s{PG_VERSION_STR "[^"]+"}{__STRINGIFY(x) #x\n#define __STRINGIFY2(z) __STRINGIFY
         print O "#define HAVE_LIBZ 1\n" if ($self->{options}->{zlib});
         print O "#define USE_SSL 1\n" if ($self->{options}->{openssl});
         print O "#define ENABLE_NLS 1\n" if ($self->{options}->{nls});
-        print O "#define HAVE_IPV6 1\n";
 
         if ($self->{options}->{xml})
         {