diff --git a/Make/makedefs.cyg b/Make/makedefs.cyg
new file mode 100755
index 000000000..74d93cc22
--- /dev/null
+++ b/Make/makedefs.cyg
@@ -0,0 +1,74 @@
+MAKEDIR    = $(OSGHOME)/Make
+INSTRULES  = $(MAKEDIR)/instrules
+MAKEDEPEND = Makedepend
+
+OBJS = $(C++FILES:.cpp=.o)  $(CFILES:.c=.o) $(YACCFILES:.y=.o) $(LEXFILES:.l=.o)
+
+DEPFILES = $(OBJS:.o=.d)
+
+C++       = c++
+YFLAGS    = -d
+
+#LCINCS   += -I/usr/X11R6/include
+#LC++INCS += ${LCINCS}
+
+CFLAGS    = -O2 -DWIN32 -W -Wall $(LCINCS)
+#CFLAGS   = -g -DWIN32 -W -Wall $(LCINCS)
+
+C++FLAGS  = ${CFLAGS}
+CPPFLAGS  = ${CFLAGS}
+
+SO_EXT = dll
+
+LDFLAGS = -O2 -W -Wall
+#LDFLAGS = -g -W -Wall
+
+LINKERARGS =
+
+DYNAMICLIBRARYLIB =
+
+PFLOADERPATH = /usr/lib/libpfdb
+
+GLUTLIB = -lglut32
+GL_LIBS = -lglu32 -lopengl32
+X_LIBS  = -lgdi32 -luser32
+OSGDB_LIBS = -losgdb_3ds -losgdb_bmp -losgdb_dw -losgdb_flt -losgdb_jpg -losgdb_lwo -losgdb_obj -losgdb_osg -losgdb_osgtgz -losgdb_pic -losgdb_png -losgdb_rgb -losgdb_tga -losgdb_tgz -losgdb_tiff -losgdb_zip
+
+#
+# TARGET_DIRS are directories that would not exist on the system except
+# for the presence of OpenSceneGraph.  'make instclean' removes these
+# directories
+#
+TARGET_DIRS    = \
+		/usr/include/osg \
+		/usr/include/osgDB \
+		/usr/include/osgGLUT \
+		/usr/include/osgUtil \
+		/usr/include/osgText \
+		/usr/share/OpenSceneGraph\
+		/usr/share/OpenSceneGraph/data\
+		/usr/share/OpenSceneGraph/data/Images\
+		/usr/share/OpenSceneGraph/data/Test\
+		/usr/lib/osgPlugins\
+
+
+TARGET_BIN     = /usr/bin
+TARGET_LIB     = /usr/lib
+TARGET_INCLUDE = /usr/include
+TARGET_DATA    = /usr/share/OpenSceneGraph/data
+
+#
+# This definitions are necessary for IRIX. The following statement
+# does not work for smake using a sh:
+#
+#    for variable in $(LIST); do ...; done
+#
+# .. if $(LIST) is a NULL variable.  So we have to define 0 length
+# strings and check for them inside the for loop
+#
+
+TARGET_LIB_FILES = ""
+TARGET_BIN_FILES = ""
+TARGET_INCLUDE_FILES = ""
+TARGET_DATA_FILES = ""
+TARGET_LOADER_FILES = ""
diff --git a/Make/makedefs.freebsd b/Make/makedefs.freebsd
index 73cafc8f0..47072fa24 100644
--- a/Make/makedefs.freebsd
+++ b/Make/makedefs.freebsd
@@ -14,6 +14,8 @@ CFLAGS   = -O2 -W -Wall $(LCINCS)
 C++FLAGS = ${CFLAGS}
 CPPFLAGS = ${CFLAGS}
 
+SO_EXT = so
+
 FREEBSD_LOCALLIBS = -L/usr/local/lib -rpath /usr/local/lib
 
 LDFLAGS = -O2 -W -Wall -pthread -L/usr/local/lib -L/usr/X11R6/lib
@@ -21,6 +23,8 @@ LDFLAGS = -O2 -W -Wall -pthread -L/usr/local/lib -L/usr/X11R6/lib
 DYNAMICLIBRARYLIB = 
 PFLIBS = 
 GLUTLIB = -lglut
+GL_LIBS = -lGLU -lGL -lm
+X_LIBS  = -lXmu  -lX11 -lXi
 
 #
 # TARGET_DIRS are directories that would not exist on the system except
diff --git a/Make/makedefs.irix.std b/Make/makedefs.irix.std
index 77d70cb02..ee1b8c963 100644
--- a/Make/makedefs.irix.std
+++ b/Make/makedefs.irix.std
@@ -13,6 +13,8 @@ CFLAGS   = -O2 -n32 -LANG:std -OPT:Olimit=0 -DEBUG:woff=1682 -DEBUG:woff=3303
 C++FLAGS = ${CFLAGS}
 CPPFLAGS = ${CFLAGS}
 
+SO_EXT = so
+
 LDFLAGS = -O2 -n32 -LANG:std -OPT:Olimit=0
 
 .SUFFIXES: .cpp .o
@@ -23,6 +25,8 @@ LINKERARGS =
 DYNAMICLIBRARYLIB = 
 PFLOADERPATH = /usr/lib32/libpfdb
 GLUTLIB = -lglut
+GL_LIBS = -lGLU -lGL -lm
+X_LIBS  = -lXmu  -lX11 -lXi
 
 #
 # TARGET_DIRS are directories that would not exist on the system except
diff --git a/Make/makedefs.linux b/Make/makedefs.linux
index 1515cb78a..b1527c061 100644
--- a/Make/makedefs.linux
+++ b/Make/makedefs.linux
@@ -15,6 +15,8 @@ CFLAGS    = -O2 -W -Wall $(LCINCS)
 C++FLAGS  = ${CFLAGS}
 CPPFLAGS  = ${CFLAGS}
 
+SO_EXT = so
+
 LDFLAGS = -O2 -W -Wall -L/usr/X11R6/lib
 #LDFLAGS = -g -W -Wall -L/usr/X11R6/lib
 
@@ -23,6 +25,8 @@ DYNAMICLIBRARYLIB = -ldl
 PFLOADERPATH = /usr/lib/libpfdb
 
 GLUTLIB = -lglut
+GL_LIBS = -lGLU -lGL -lm
+X_LIBS  = -lXmu  -lX11 -lXi
 
 #
 # TARGET_DIRS are directories that would not exist on the system except
diff --git a/Make/makedefs.macosx b/Make/makedefs.macosx
index b04f97790..81a0bf48b 100644
--- a/Make/makedefs.macosx
+++ b/Make/makedefs.macosx
@@ -2,6 +2,7 @@ MAKEDIR    = $(OSGHOME)/Make
 INSTRULES  = $(MAKEDIR)/instrules
 MAKEDEPEND = Makedepend
 OBJS = $(C++FILES:.cpp=.o) $(CFILES:.c=.o) $(YACCFILES:.y=.o) $(LEXFILES:.l=.o)
+SO_EXT = so
 
 DEPFILES = $(OBJS:.o=.d)
 
@@ -14,11 +15,11 @@ C++FLAGS = ${CFLAGS}
 CPPFLAGS = ${CFLAGS}
 LIBTOOL = libtool
 LD = ld
-PLUGINLIBS = ../../../lib/osgPlugins/osgdb_rgb.so ../../../lib/osgPlugins/osgdb_3ds.so ../../../lib/osgPlugins/osgdb_osg.so
-MACOSXLIBS = ../../../lib/libosg.so ../../../lib/libosgUtil.so ../../../lib/libosgGLUT.so ../../../lib/libosgDB.so
+PLUGINLIBS = $(TOP)/lib/osgPlugins/osgdb_rgb.SO_EXT $(TOP)/lib/osgPlugins/osgdb_3ds.SO_EXT $(TOP)/lib/osgPlugins/osgdb_osg.SO_EXT
+MACOSXLIBS = $(TOP)/lib/libosg.SO_EXT $(TOP)/lib/libosgUtil.SO_EXT $(TOP)/lib/libosgGLUT.SO_EXT $(TOP)/lib/libosgDB.SO_EXT
 PLUGINS = $(PLUGINLIBS) 
 
-LDFLAGS = -all_load -framework GLUT -framework Carbon -L/usr/local/lib -L/usr/lib -L../../../lib/osgPlugins -ldl -lstdc++ -lm 
+LDFLAGS = -all_load -framework GLUT -framework Carbon -L/usr/local/lib -L/usr/lib -L$(TOP)/lib/osgPlugins -ldl -lstdc++ -lm 
   
 
 DYNAMICLIBRARYLIB = 
diff --git a/Make/makerules.cyg b/Make/makerules.cyg
new file mode 100755
index 000000000..7b453885f
--- /dev/null
+++ b/Make/makerules.cyg
@@ -0,0 +1,62 @@
+
+all : $(MAKEDEPEND) $(TARGET) $(LIB) 
+
+$(TARGET) : $(OBJS) 
+	$(C++) $(LDFLAGS) $(OBJS) $(LIBS) -o $@
+
+$(LIB) : $(OBJS)
+	$(C++) $(LDFLAGS) -shared  -Wl,--export-all-symbols $(OBJS) $(LIBS)  \
+	-Wl,--output-def,lib$(TARGET_BASENAME).def -Wl,--out-implib,$(TOP)/lib/lib$(TARGET_BASENAME).a  -o $@
+
+clean :
+	rm -f $(OBJS) core $(TARGET) $(MAKEDEPEND)
+	touch $(MAKEDEPEND)
+
+clobber : clean
+	rm -f $(TARGET) a.out $(LIB) 
+
+to_unix : 
+	for f in *.cpp ; do to_unix $$f $$f; done
+	for f in *.h ; do to_unix $$f $$f; done
+
+beautify : 
+	for f in *.cpp ; do mv $$f $$f.bak; bcpp $$f.bak $$f; rm $$f.bak; done
+	for f in *.h ; do mv $$f $$f.bak; bcpp $$f.bak $$f; rm $$f.bak; done
+
+
+# force it
+depend : 
+	$(C++) $(C++FLAGS) -M $(C++FILES) $(CFILES) > $(MAKEDEPEND)
+
+$(MAKEDEPEND) : $(C++FILES) $(CFILES) 
+	$(C++) $(C++FLAGS) -M $(C++FILES) $(CFILES) > $(MAKEDEPEND)
+
+%.o : %.cpp
+	$(C++) $(C++FLAGS) -c $*.cpp -o $*.o
+
+%.o : %.c
+	$(CC) $(C++FLAGS) -c $*.c -o $*.o
+
+docs:
+	[ "$(TARGET_BASENAME)" != "" ] && \
+	mkdir -p ../../doc/doc++/$(TARGET_BASENAME) && \
+	doc++ -d ../../doc/doc++/$(TARGET_BASENAME) -H -A ../../include/$(TARGET_BASENAME)/* && \
+	echo $(TARGET_BASENAME) HTML documentation created in ../../doc/doc++/$(TARGET_BASENAME)
+
+install : home
+	@ make __install
+
+instlinks : home
+	@ make __instlinks
+
+instclean : home
+	@ make __instclean
+
+
+home :
+	@ [ -n "$(OSGHOME)" ] || (echo ; echo "-------------> Please define OSGHOME"; echo)
+	@ [ -n "$(OSGHOME)" ] && echo > /dev/null;
+
+sinclude $(INSTRULES)
+
+include $(MAKEDEPEND)