configure lua section???

char luaL_newstate ();
int
main ()
{
return luaL_newstate ();
  ;
  return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
  ac_cv_lib_lua5_1_luaL_newstate=yes
else
  ac_cv_lib_lua5_1_luaL_newstate=no
fi
rm -f core conftest.err conftest.$ac_objext \
    conftest$ac_exeext conftest.$ac_ext
LIBS=$ac_check_lib_save_LIBS
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua5_1_luaL_newstate" >&5
$as_echo "$ac_cv_lib_lua5_1_luaL_newstate" >&6; }
if test "x$ac_cv_lib_lua5_1_luaL_newstate" = xyes; then :
  LUA_MISSING=no
fi

                if test "$LUA_MISSING" = "no"; then
                        LUA_LIBS=-llua5.1
                        if test -d /usr/include/lua5.1; then
                                LUA_CFLAGS="-I/usr/include/lua5.1"
                        fi
                fi
        fi

        if test "$LUA_MISSING" = "yes"; then
                echo
                echo "*** liblua is required to build StepMania; please make sure that"
                echo "*** it is installed to continue the installation process."
                exit 1
        else

$as_echo "#define HAVE_LUA51 1" >>confdefs.h

        fi
fi