WIN32 availability of freeaddrinfo, getaddrinfo and getnameinfo functions is quite

convoluted, compiler dependant and in some cases even build target dependat.

diff --git a/config-win32.h b/config-win32.h
index 6e548dc..7a7adb6 100644 (file)
--- a/config-win32.h
+++ b/config-win32.h
@@ -222,6 +222,20 @@
 #  endif
 #endif
 
+/* Availability of freeaddrinfo, getaddrinfo and getnameinfo functions is quite */
+/* convoluted, compiler dependant and in some cases even build target dependat. */
+#if defined(HAVE_WS2TCPIP_H)
+#  if defined(_MSC_VER) && (_MSC_VER >= 1200)
+#    define HAVE_FREEADDRINFO 1
+#    define HAVE_GETADDRINFO  1
+#    define HAVE_GETNAMEINFO  1
+#  elif defined(__MINGW32__) && defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0501)
+#    define HAVE_FREEADDRINFO 1
+#    define HAVE_GETADDRINFO  1
+#    define HAVE_GETNAMEINFO  1
+#  endif
+#endif
+
 /* ---------------------------------------------------------------- */
 /*                         IPV6 COMPATIBILITY                       */
 /* ---------------------------------------------------------------- */