Fix building against musl am: ffef67df3c am: 188f0c3ee1 am: a7f3ab69c8 am: edc7205fd7 am: c39579d8a3

Original change: https://android-review.googlesource.com/c/platform/external/mtools/+/1826497

Change-Id: Ic2c674fe507ce3fd7dde4df79b8e6b35e0aac4d8