Apply Miles Bader's missing __va_copy() fix.
Apply Miles Bader's missing __va_copy() fix.

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