configure: one error message for missing Lua is enough

diff --git a/configure.ac b/configure.ac
index c944df137163ae80af2f3fa234f67e63a31d7ef4..96cd9fc767dd653ac8dd9898a0ac1adce616040e 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1606,9 +1606,6 @@ then
             AC_CHECK_LIB( lua , luaL_newstate,
               [LUA_LIBS="-llua"],
               [ have_lua=no
-                AS_IF([test "x${enable_lua}" = "xyes"],
-                  [AC_MSG_ERROR([lua >= 5.1 not found!])],
-                  [AC_MSG_WARN([lua >= 5.1 not found!])])
               ], [-lm])
           )
         )