[git commit] Sync nptl branch to master

[Austin Foxley]

commit: http://git.uclibc.org/uClibc/commit/?id=88795194cfb50c27515d6b41218b85decfa28343
branch: http://git.uclibc.org/uClibc/commit/?id=refs/heads/nptl

Patch is too large, so refusing to show it


Cherry picked these commits:
afdfa59588: Do not install libc-XXX.h files
fb863f7592: Make HARDWIRED_ABSPATH a config option
e0c8160a38: Allow people to run hostutils targets without .config
e0da861a29: Don't rely on features.h
ac1087a727: Denis's resolv.c cleanup

Pulled out the thread local __res_state in resolv.
Will reapply it in a future commit.

Signed-off-by: Austin Foxley <austinf at cetoncorp.com>
---
 Makefile.in             |   33 +-
 extra/.gitignore        |    1 -
 extra/Configs/Config.in |   20 +
 include/elf.h           |   11 +-
 include/resolv.h        |   11 +
 libc/inet/Makefile.in   |    4 +-
 libc/inet/resolv.c      | 3530 +++++++++++++++++++++++++++--------------------
 test/Rules.mak          |    5 +-
 8 files changed, 2071 insertions(+), 1544 deletions(-)