8179905: Remove the use of gettimeofday in Networking code
Reviewed-by: chegar, rriggs, dfuchs, clanger

8179602: Backout fix for JDK-8165437 due to breakage on 32-bit Linux
Reviewed-by: chegar

8165437: Evaluate the use of gettimeofday in Networking code
Reviewed-by: chegar, rriggs, dfuchs, clanger

8075484: SocketInputStream.socketRead0 can hang even with soTimeout set
Reviewed-by: chegar, dsamersoff, msheppar, clanger

8055190: Cleanup include and exclude of core-libs native libraries after source code restructure
Reviewed-by: alanb