Started moving some X11 window management code to windows/x11drv.

diff --git a/include/config.h.in b/include/config.h.in
index 76e8c00..62b96c9 100644
--- a/include/config.h.in
+++ b/include/config.h.in
@@ -30,6 +30,9 @@
 /* Define if you have the Xxf86dga library (-lXxf86dga).  */
 #undef HAVE_LIBXXF86DGA
 
+/* Define if you have the X Shm extension */
+#undef HAVE_LIBXXSHM
+
 /* Define if you have the Open Sound system.  */
 #undef HAVE_OSS
 
@@ -69,6 +72,9 @@
 /* Define if you have the clone function.  */
 #undef HAVE_CLONE
 
+/* Define if you have the gethostbyname function.  */
+#undef HAVE_GETHOSTBYNAME
+
 /* Define if you have the getpagesize function.  */
 #undef HAVE_GETPAGESIZE
 
@@ -165,6 +171,9 @@
 /* Define if you have the i386 library (-li386).  */
 #undef HAVE_LIBI386
 
+/* Define if you have the nsl library (-lnsl).  */
+#undef HAVE_LIBNSL
+
 /* Define if you have the socket library (-lsocket).  */
 #undef HAVE_LIBSOCKET