declare init/fini as weak if __UCLIBC_CTOR_DTOR__ is turned off
declare init/fini as weak if __UCLIBC_CTOR_DTOR__ is turned off

joel-porquet/tsar-uclibc,joel-porquet/tsar-uclibc,joel-porquet/tsar-uclibc,joel-porquet/tsar-uclibc