libziparchive: use _FILE_OFFSET_BITS=64

On 32 bit system those calls may fail if one tries to unpack files which
are bigger than 2GB.

Use large file system support to fix this problem.

Test: unpack a file bigger than 2GB on 32 bit Android systems

Change-Id: Ibd9bd5fc4a2f8dc7df98bd595f4fd1638a4f0d4a
Signed-off-by: Christian Poetzsch <christian.potzsch@imgtec.com>