tune2fs: allow tune2fs to be built as a static library for Android

Sync up with aosp's e2fsprogs commits:

    d25948b9b4a9e361ef071dc8175df0407f60b7e0
    e59f7c7cedb1e07eb4dbbb66e115c14faea19f19

Signed-off-by: Theodore Ts'o <tytso@mit.edu>
8 files changed