[syslinux] [PATCH][git-pull] lwIP PXE fixes

[Gene Cumm]

The following changes since commit 6438fbcb6cb7e0cd40e4bb3681ada047fe77ffdd:
  Gene Cumm (1):
        Allow for UNDIIF_ID_DEBUG in 1 mk line

are available in the git repository at:

  git://github.com/geneC/syslinux.git elflink-pxe-fixes-for-mfleming
  https://github.com/geneC/syslinux/tree/elflink-pxe-fixes-for-mfleming

Gene Cumm (12):
      core/lwip/undi: Improve UNDIIF_ID_DEBUG messages
      core: mbox/semaphore NULL checks
      core: make mbox_post()/__sem_down_slow() check if valid
      PXELINUX: Use sendto() instead of connect()/send()/disconnect()
      PXELINUX: allow forcing poll by macro
      core: dprintf() the banner.
      undiif: show thread of execution on UNDIIF_ID_DEBUG
      PXELINUX: specify PXE/lwIP
      com32: Define ddprintf() macro
      PXE: use ddprintf macro
      core/lwip: Fix NULL pointer check
      PXE ISR: Force polling on select hardware WORKAROUND

 com32/include/dprintf.h       |    3 ++
 core/fs/pxe/core.c            |   60 ++++++++++++++++++++++++++++++++++++----
 core/fs/pxe/isr.c             |   30 ++++++++++++++++++--
 core/fs/pxe/pxe.c             |   30 ++++++++++----------
 core/fs/pxe/tftp.c            |   14 ++++-----
 core/include/mbox.h           |    5 ++-
 core/include/net.h            |    3 ++
 core/include/thread.h         |    5 ++-
 core/init.c                   |    2 +
 core/legacynet/core.c         |   37 +++++++++++++++++++++++++
 core/lwip/src/arch/sys_arch.c |    7 +++-
 core/lwip/src/netif/undiif.c  |   27 +++++++++++-------
 core/macros.inc               |    5 +++
 core/pxelinux.asm             |    5 ++-
 core/thread/mbox.c            |   22 +++++++++-----
 core/thread/semaphore.c       |   28 +++++++++++-------
 16 files changed, 213 insertions(+), 70 deletions(-)