Make wcsxfrm visible also when LOCALE support is disabled.
Make wcsxfrm visible also when LOCALE support is disabled.

Signed-off-by: Filippo Arcidiacono <26825f07340f791bc0d38da89fcffcd93550a83c@st.com>

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