import the extend_alloca() macro from glibc
import the extend_alloca() macro from glibc

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