if spell_ok openglut; then
  sedit "s/glut.h/openglut.h/g" src/sys_stuff.c &&
  sedit "s/glut.h/openglut.h/g" src/billard3d.c &&
  sedit "s/-lglut/-lopenglut/g" src/Makefile.am &&
  sedit "s/-lglut/-lopenglut/g" src/Makefile.in
fi &&

sedit "s/CFLAGS = -Wall/CFLAGS = -Wall $CFLAGS -DGL_GLEXT_PROTOTYPES/g"  src/Makefile.in &&

./configure  --build=$BUILD                           \
            --prefix=${INSTALL_ROOT}/usr              \
            --bindir=${INSTALL_ROOT}/usr/games        \
           --datadir=${INSTALL_ROOT}/usr/share/games  \
                     $OPTS                            &&
make
