please help me on open inventor

[guernane redha <guernane_reda@xxxxxxxxx>]

i tried to run the simple hello world 'HI' inventor
example.
it compiles well but it doesnt link
i have installed open inventor on my mandrake 9.1
[used the sgi-openinventor-2.1.5-9.i386.rpms
(client,devel,data)].
--------my makefile is-----------
INCS= -I/usr/include -I/usr/X11R6/include

LLDLIBS =- -L/usr/X11R6/lib -L/usr/lib -lGLU -lGL
-lX11  -lm -lInventorXt -lInventor-

HI : HI.cc
        g++  $(INCS) $(LLDLIBS) -o HI HI.cc
-----------------------------------------
i receive plenty of errors like:
 undefined reference to `SoXtComponent::setTitle(char
const*)'
/tmp/cc6T2f0Y.o(.text+0x296): In function `main':




please help me


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