[PATCH 3/6] wsdapi: Add support for sending messages via UDP multicast.

[Owen Rudge]

This patch implements code to send messages via UDP multicast, and sends 
an empty (XML declaration only) message.

Signed-off-by: Owen Rudge 
---
  dlls/wsdapi/Makefile.in       |   3 +-
  dlls/wsdapi/discovery.c       |   5 +
  dlls/wsdapi/network.c         | 278 
++++++++++++++++++++++++++++++++++++++++++
  dlls/wsdapi/soap.c            |  16 ++-
  dlls/wsdapi/tests/discovery.c |   4 +-
  dlls/wsdapi/wsdapi_internal.h |   6 +
  6 files changed, 307 insertions(+), 5 deletions(-)
  create mode 100644 dlls/wsdapi/network.c