hg: jdk7/tl/jdk: 6981157: Improve UnknownHostException with EAI error details and other cleanups

[martinrb at google.com]

Changeset: b5d37597c815
Author:    martin
Date:      2010-09-17 14:40 -0700
URL:       http://hg.openjdk.java.net/jdk7/tl/jdk/rev/b5d37597c815

6981157: Improve UnknownHostException with EAI error details and other cleanups
Summary: generify; remove compiler warnings, typos, casts; return status information via gai_strerror when getaddrinfo fails; show full stack of native failures
Reviewed-by: michaelm, alanb

! src/share/classes/java/net/InetAddress.java
! src/solaris/native/java/net/Inet6AddressImpl.c
! src/solaris/native/java/net/net_util_md.c
! src/solaris/native/java/net/net_util_md.h