Put back ucontext.h, but omit function prototypes for getcontext(), makecontext(), setcontext(), and swapcontext() which are marked as obsolescent by SuSv3, and are not implemented by uClibc.
Put back ucontext.h, but omit function prototypes for getcontext(),
makecontext(), setcontext(), and swapcontext() which are marked as
obsolescent by SuSv3, and are not implemented by uClibc.

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