enable flockfile and friends if threads are not enabled
enable flockfile and friends if threads are not enabled

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