Updates form Randall Hopper for the FreeBSD build

src/Demos/Makefile

@@ -6,6 +6,9 @@ DIRS = sgv osgconv osgcube osgreflect osgtexture osgimpostor osgviews hangglide
 # comment out if you don't have the freetype and GLU1.3 library installed.
 DIRS += osgtext 
 
+# comment out if you don't have the wxWindows installed.
+# DIRS += wxsgv
+
 all :
 	for f in $(DIRS) ; do cd $$f; $(MAKE) || exit 1; cd ..; done
 

src/Demos/osgcluster/broadcaster.cpp

@@ -13,10 +13,14 @@
 #include <netdb.h>
 #include <string.h>
 
-#ifdef __linux
-#include <linux/sockios.h>
+#if defined(__linux)
+#  include <linux/sockios.h>
+#elif defined(__FreeBSD__)
+#  include <sys/sockio.h>
+#elif defined(__sgi)
+#  include <net/soioctl.h>
 #else
-#include <net/soioctl.h>
+#  error Teach me how to build on this system
 #endif
 
 #include "broadcaster.h"

src/Demos/osgcluster/receiver.cpp

@@ -8,6 +8,7 @@
 #include <netdb.h>
 #include <arpa/inet.h>
 #include <sys/time.h>
+#include <string.h>
 
 
 #include "receiver.h"
@@ -77,7 +78,7 @@ void Receiver::sync( void )
 	return;
     }
 
-#ifdef __linux
+#if defined(__linux) || defined(__FreeBSD__)
     socklen_t 
 #else
     int

src/Makefile

@@ -6,6 +6,9 @@ DIRS = osg osgDB osgUtil osgGLUT
 # comment out if you don't have the freetype and GLU1.3 library installed.
 DIRS += osgText
 
+# comment out if you don't have the wxWindows installed.
+# DIRS += osgWX
+
 DIRS += Demos
 DIRS += osgPlugins