Trying to build 7.3.0 on RHEL 6

I have ran into a couple of problems in trying to build on RHEL 6. The build gets amost to the end and I get:

[ 97%] Building CXX object src/TKXSDRAW/CMakeFiles/TKXSDRAW.dir/__/XSDRAWSTLVRML/XSDRAWSTLVRML_DrawableMesh.cxx.o
make[2]: *** No rule to make target 'lin64/gcc/lib/libTKVRML.so.7.3.0', needed by 'lin64/gcc/lib/libTKXSDRAW.so.7.3.0'.  Stop.
make[1]: *** [CMakeFiles/Makefile2:3472: src/TKXSDRAW/CMakeFiles/TKXSDRAW.dir/all] Error 2
make: *** [Makefile:128: all] Error 2
[ramos@maury2 build]$ pwd
/users/ramos/opencascade-7.3.0/build
[ramos@maury2 build]$