Provide hidden sigprocmask, remove __x version
Provide hidden sigprocmask, remove __x version

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