Go back to using nptl_arch_headers
Go back to using nptl_arch_headers

this is part of the revert of 641e7e36ad0a9

Signed-off-by: Austin Foxley <65462a1d10372f5df6b6641242ca623823c369f3@cetoncorp.com>

foss-xtensa/uClibc,ffainelli/uClibc,wbx-github/uclibc-ng,ysat0/uClibc,wbx-github/uclibc-ng,ysat0/uClibc,waweber/uclibc-clang,czankel/xtensa-uclibc,hwoarang/uClibc,foss-for-synopsys-dwc-arc-processors/uClibc,czankel/xtensa-uclibc,czankel/xtensa-uclibc,ndmsystems/uClibc,brgl/uclibc-ng,atgreen/uClibc-moxie,groundwater/uClibc,groundwater/uClibc,mephi42/uClibc,ddcc/klee-uclibc-0.9.33.2,kraj/uclibc-ng,brgl/uclibc-ng,ndmsystems/uClibc,brgl/uclibc-ng,hjl-tools/uClibc,majek/uclibc-vx32,ffainelli/uClibc,atgreen/uClibc-moxie,ffainelli/uClibc,ffainelli/uClibc,ddcc/klee-uclibc-0.9.33.2,foss-xtensa/uClibc,atgreen/uClibc-moxie,waweber/uclibc-clang,kraj/uClibc,ddcc/klee-uclibc-0.9.33.2,groundwater/uClibc,foss-for-synopsys-dwc-arc-processors/uClibc,skristiansson/uClibc-or1k,skristiansson/uClibc-or1k,czankel/xtensa-uclibc,foss-xtensa/uClibc,groundwater/uClibc,m-labs/uclibc-lm32,kraj/uclibc-ng,skristiansson/uClibc-or1k,groundwater/uClibc,ndmsystems/uClibc,foss-for-synopsys-dwc-arc-processors/uClibc,wbx-github/uclibc-ng,mephi42/uClibc,foss-for-synopsys-dwc-arc-processors/uClibc,hjl-tools/uClibc,skristiansson/uClibc-or1k,ndmsystems/uClibc,ddcc/klee-uclibc-0.9.33.2,majek/uclibc-vx32,kraj/uClibc,hwoarang/uClibc,waweber/uclibc-clang,kraj/uclibc-ng,brgl/uclibc-ng,m-labs/uclibc-lm32,ffainelli/uClibc,mephi42/uClibc,hjl-tools/uClibc,kraj/uClibc,mephi42/uClibc,atgreen/uClibc-moxie,majek/uclibc-vx32,kraj/uclibc-ng,hwoarang/uClibc,hjl-tools/uClibc,kraj/uClibc,majek/uclibc-vx32,ysat0/uClibc,ysat0/uClibc,foss-xtensa/uClibc,wbx-github/uclibc-ng,hjl-tools/uClibc,m-labs/uclibc-lm32,m-labs/uclibc-lm32,waweber/uclibc-clang,hwoarang/uClibc