Add back XLOCALE for hidden uselocale
Add back XLOCALE for hidden uselocale

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