4glc load error?

I am working on the Informix4GL by Example exercises.  On exercise 3 I get an
undefined function error.  Is this caused by an unset environment variable or
something else?


4glc ex3.4gl -o ex3.4ae

Error compiling ex3.4ae - check ex3.4ae.err
Failed command was: gcc  -rdynamic ex3.ao -o ex3.4ae -L"/opt/aubit4gl/lib" 
-laubit4gl-1.5_2   > ex3.4ae.err 2>&1
Exit code is: 256

more ex3.4ae.err
/usr/local/bin/ld: ex3.ao: in function `aclfgl_dsply_option':
ex3.c:(.text+0x12b1): undefined reference to `aclfgl_message_window'
collect2: error: ld returned 1 exit status

AUBITDIR=/opt/aubit4gl
DEBUG=ALL

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