ensure_dirs $INSTALL_ROOT $INSTALL_ROOT/bin $INSTALL_ROOT/lib \
$INSTALL_ROOT/man $INSTALL_ROOT/man/man1 \
$SBCL_HOME $SBCL_HOME/systems $SBCL_HOME/site-systems
ensure_dirs $INSTALL_ROOT $INSTALL_ROOT/bin $INSTALL_ROOT/lib \
$INSTALL_ROOT/man $INSTALL_ROOT/man/man1 \
$SBCL_HOME $SBCL_HOME/systems $SBCL_HOME/site-systems