fix memory corruption on no-mmu from doing multiple execls where earlier execls fail by simply not releasing the memory reserved for the arguments of children processes
fix memory corruption on no-mmu from doing multiple execls where earlier execls fail by simply not releasing the memory reserved for the arguments of children processes

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