include/elf.h: update for ELFOSABI_* changes.
include/elf.h: update for ELFOSABI_* changes.

ELFOSABI_GNU replaces ELFOSABI_LINUX, the latter is kept as a compatibility
alias, and ELFOSABI_HURD is removed.  See the table on
<http://www.sco.com/developers/gabi/latest/ch4.eheader.html#osabi> for
reference.

Signed-off-by: Thomas Schwinge <5f50a84c1fa3bcff146405017f36aec1a10a9e38@codesourcery.com>
Signed-off-by: Bernhard Reutner-Fischer <ce1ac9e9ad16abccd7821f371ad381197b4768ac@gmail.com>

groundwater/uClibc,hjl-tools/uClibc,hwoarang/uClibc,mephi42/uClibc,brgl/uclibc-ng,kraj/uClibc,hjl-tools/uClibc,wbx-github/uclibc-ng,ddcc/klee-uclibc-0.9.33.2,foss-for-synopsys-dwc-arc-processors/uClibc,groundwater/uClibc,majek/uclibc-vx32,groundwater/uClibc,wbx-github/uclibc-ng,brgl/uclibc-ng,hwoarang/uClibc,wbx-github/uclibc-ng,waweber/uclibc-clang,hjl-tools/uClibc,kraj/uclibc-ng,ffainelli/uClibc,hjl-tools/uClibc,ddcc/klee-uclibc-0.9.33.2,foss-xtensa/uClibc,foss-xtensa/uClibc,brgl/uclibc-ng,kraj/uclibc-ng,waweber/uclibc-clang,hjl-tools/uClibc,ffainelli/uClibc,majek/uclibc-vx32,brgl/uclibc-ng,waweber/uclibc-clang,groundwater/uClibc,ffainelli/uClibc,kraj/uClibc,foss-xtensa/uClibc,kraj/uClibc,foss-for-synopsys-dwc-arc-processors/uClibc,foss-for-synopsys-dwc-arc-processors/uClibc,kraj/uclibc-ng,hwoarang/uClibc,kraj/uClibc,ffainelli/uClibc,mephi42/uClibc,wbx-github/uclibc-ng,majek/uclibc-vx32,majek/uclibc-vx32,foss-for-synopsys-dwc-arc-processors/uClibc,ddcc/klee-uclibc-0.9.33.2,ddcc/klee-uclibc-0.9.33.2,hwoarang/uClibc,groundwater/uClibc,foss-xtensa/uClibc,ffainelli/uClibc,waweber/uclibc-clang,kraj/uclibc-ng,mephi42/uClibc,mephi42/uClibc