jna-native-binding-traps

Hand-writing a JVM binding for a C library with JNA (Java Native Access) — the open-flags option that means something else on Windows, structs read by raw offset, callbacks the binding holds weakly, search paths registered too late, and proving which file was actually opened. Reach for it when a binding works on every developer machine and fails on a clean one, or when the very first symbol lookup fails with "the…