Use internal versions of strchr and stderr for non-BCC
Use internal versions of strchr and stderr for non-BCC

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