[klibc] [git pull v3] i386, sparc buildfix + ipconfig fixes

[maximilian attems]

hello hpa,

stuff keeps piling up, but shaping up too. :)
Louis Rilling debugged the ipconfig failure that I was wondering
about lately and fixed it. so his fixes got added to previous pull
request v2:

please pull
git pull git://git.debian.org/users/maks/klibc.git maks

for the changes:

Louis Rilling (2):
      [klibc] ipconfig: Fix missing dhcp_end field
      [klibc] ipconfig: Fix null ciaddr on DHCPREQUEST during SELECTING state

maximilian attems (4):
      [klibc] Use x86_32 cleaned up signal.h
      [klibc] sparc use cleaned up, merged <linux/signal.h>
      [klibc] sparc, sparc64 use sys_socketcall unconditionally
      [klibc] add losetup

Άλκης Γεωργόπουλος (1):
      [klibc] ipconfig may discard useful packets

git diff --stat  --summary master...maks
 usr/include/arch/i386/klibc/archsignal.h    |  104 +------
 usr/include/arch/sparc/klibc/archconfig.h   |    1 +
 usr/include/arch/sparc/klibc/archsignal.h   |    9 +-
 usr/include/arch/sparc64/klibc/archconfig.h |    1 +
 usr/kinit/ipconfig/bootp_proto.c            |    6 +-
 usr/kinit/ipconfig/dhcp_proto.c             |   14 +-
 usr/kinit/ipconfig/main.c                   |   32 ++-
 usr/kinit/ipconfig/packet.c                 |   17 +-
 usr/klibc/SYSCALLS.def                      |    2 +
 usr/klibc/socketcalls.pl                    |    2 +-
 usr/utils/Kbuild                            |    4 +-
 usr/utils/loop.h                            |   49 +++
 usr/utils/losetup.c                         |  481 +++++++++++++++++++++++++++
 13 files changed, 587 insertions(+), 135 deletions(-)
 create mode 100644 usr/utils/loop.h
 create mode 100644 usr/utils/losetup.c

thanks maks