fi
AST_EXT_LIB_CHECK([OPUSFILE], [opusfile], [op_open_callbacks], [opus/opusfile.h], [], [$__opus_include])
--for ver in 5.4 5.3 5.2 5.1; do
-+for ver in 54 53 52 51 5.4 5.3 5.2 5.1; do
+-for ver in ${LUA_VERSIONS:-5.4 5.3 5.2 5.1}; do
++for ver in ${LUA_VERSIONS:-54 53 52 51 5.4 5.3 5.2 5.1}; do
AST_EXT_LIB_CHECK([LUA], lua${ver}, [luaL_newstate], lua${ver}/lua.h, [-lm])
if test "x${PBX_LUA}" = "x1" ; then
if test x"${LUA_DIR}" = x; then