metres@metres ~ $ DRAWEXE
DRAWEXE: error while loading shared libraries: libTKDraw.so: cannot open shared object file: No such file or directory
metres@metres ~ $ echo $LD_LIBRARY_PATH
/opt/OpenCASCADE6.2.0/ros/../3rdparty/Linux/tcltk/lib:/opt/OpenCASCADE6.2.0/ros/Linux/lib:/opt/OpenCASCADE6.2.0/ros/lin/lib:/opt/OpenCASCADE6.2.0/ros/
metres@metres ~ $ ls -al /opt/OpenCASCADE6.2.0/ros/Linux/lib/libTKDraw.so
-rwxrwxrwx 1 root root 697187 fév 26  2007 /opt/OpenCASCADE6.2.0/ros/Linux/lib/libTKDraw.so
metres@metres ~ $