Add missing EAI_* flags for multiple platforms

src/unix/bsd/apple/mod.rs

src/unix/bsd/freebsdlike/mod.rs

src/unix/bsd/netbsdlike/netbsd/mod.rs

src/unix/bsd/netbsdlike/openbsdlike/mod.rs

src/unix/haiku/mod.rs

src/unix/notbsd/android/mod.rs

src/unix/notbsd/linux/mod.rs

src/unix/solaris/mod.rs