if __NR_swapoff does not exist, dont try and create a syscall for it
if __NR_swapoff does not exist, dont try and create a syscall for it

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