diff -Naur lablGL.ori/Makefile.config lablGL/Makefile.config
--- lablGL.ori/Makefile.config	1970-01-01 01:00:00.000000000 +0100
+++ lablGL/Makefile.config	2013-06-02 08:13:10.000000000 +0200
@@ -0,0 +1,63 @@
+#	LablGL and Togl configuration file
+#
+# Please have a look at the config/Makefile in the Objective Caml distribution,
+# or at the labltklink script to get the information needed here
+#
+
+##### Adjust these always
+
+# Uncomment if you have the fast ".opt" compilers
+#CAMLC = ocamlc.opt
+#CAMLOPT = ocamlopt.opt
+
+# Where to put the lablgl script
+BINDIR = @BINDIR@
+
+# Where to find X headers
+XINCLUDES = @XINCLUDES@
+# X libs (for broken RTLD_GLOBAL: e.g. FreeBSD 4.0)
+#XLIBS = -L/usr/X11R6/lib -lXext -lXmu -lX11 -lXi
+
+# Where to find Tcl/Tk headers
+# This must the same version as for LablTk
+TKINCLUDES = @TKINCLUDES@
+# Tcl/Tk libs (for broken RTLD_GLOBAL: e.g. FreeBSD 4.0)
+#TKLIBS = -L/usr/local/lib -ltk84 -ltcl84
+
+# Where to find OpenGL/Mesa/Glut headers and libraries
+GLINCLUDES =
+GLLIBS = -lGL -lGLU
+GLUTLIBS = -lglut
+# The following libraries may be required (try to add them one at a time)
+#GLLIBS = -lGL -lGLU -lXmu -lXext -lXi -lcipher -lpthread
+
+# How to index a library after installing (ranlib required on MacOSX)
+RANLIB = :
+#RANLIB = ranlib
+
+##### Uncomment these for windows
+#TKLIBS = tk83.lib tcl83.lib gdi32.lib user32.lib
+#GLLIBS = opengl32.lib glu32.lib
+#TOOLCHAIN = msvc
+#XA = .lib
+#XB = .bat
+#XE = .exe
+#XO = .obj
+#XS = .dll
+
+##### Adjust these if non standard
+
+# The Objective Caml library directory
+#LIBDIR = `ocamlc -where`
+
+# Where to put dlls (if dynamic loading available)
+DLLDIR = @DLLDIR@
+
+# Where to put LablGL (standard)
+INSTALLDIR = @INSTALLDIR@
+
+# Where is Togl (default)
+#TOGLDIR = Togl
+
+# C Compiler options
+#COPTS = -c -O