crates/fixedbitset/patches/std.diff

diff --git b/src/lib.rs a/src/lib.rs
index 1fe9b1a..6bf3d1b 100644
--- b/src/lib.rs
+++ a/src/lib.rs
@@ -16,6 +16,10 @@
 #![no_std]
 #![deny(clippy::undocumented_unsafe_blocks)]
 
+/// Local Android change: Use std to allow building as a dylib.
+#[cfg(android_dylib)]
+extern crate std;
+
 extern crate alloc;
 use alloc::{vec, vec::Vec};