https://docs.rs/hostaddr/latest/hostaddr/
hostaddr - Rust
Type-safe, validated DNS domain names, hosts, and host addresses for Rust.
rust
https://commitfest.postgresql.org/patch/5741/
Fix hostaddr crash during non-blocking cancellation
fixcrashnonblockingcancellation
https://commitfest.postgresql.org/patch/1769/
libpq host/hostaddr consistency
libpqhostconsistency