updated for version 7.4.153
Problem:    Compiler warning for pointer type.
Solution:   Add type cast.
Added tag v7-4-153 for changeset 30e300c0b2c1
updated for version 7.4.154
Problem:    Still a problem with auto-loading.
Solution:   Pass no_autoload to deref_func_name(). (Yukihiro Nakadaira)
Added tag v7-4-154 for changeset 71837ace77df