Note that iswalnum etc functions defined in wctype.h, and cwchar uses them. So include wctype.h to fix libcxx build break. Change-Id: I0f6b402d817f0927729800bdb8b9fce15e76ec3d Signed-off-by: liuhaitao <liuhaitao@xiaomi.com>
Note that iswalnum etc functions defined in wctype.h, and cwchar uses them. So include wctype.h to fix libcxx build break. Change-Id: I0f6b402d817f0927729800bdb8b9fce15e76ec3d Signed-off-by: liuhaitao <liuhaitao@xiaomi.com>