[gimp/gimp-2-6] script-fu: Add some missing includes and macros for win32

[Mukund Sivaraman <muks src gnome org>]

commit 33b8d35da479324c2e37a7b95533bf93b42410bc
Author: Mukund Sivaraman <muks banu com>
Date:   Sun Feb 5 23:54:35 2012 +0530

    script-fu: Add some missing includes and macros for win32
    
    This is based on commit 6d62a5e4feb4f2a3d8a6bd7706c87668cedfb223 from
    master.

 plug-ins/script-fu/script-fu-server.c |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)
---
diff --git a/plug-ins/script-fu/script-fu-server.c b/plug-ins/script-fu/script-fu-server.c
index af2b296..39483f5 100644
--- a/plug-ins/script-fu/script-fu-server.c
+++ b/plug-ins/script-fu/script-fu-server.c
@@ -37,6 +37,16 @@
 
 #ifdef G_OS_WIN32
 #include <winsock2.h>
+#include <ws2tcpip.h>
+
+typedef short sa_family_t;    /* Not defined by winsock */
+
+#ifndef AI_ADDRCONFIG
+/* Missing from mingw headers, but value is publicly documented
+ * on http://msdn.microsoft.com/en-us/library/ms737530%28v=VS.85%29.aspx
+ */
+#define AI_ADDRCONFIG 0x0400
+#endif
 #include <libgimpbase/gimpwin32-io.h>
 #else
 #include <sys/socket.h>