Do not produce spurious "/bin/sh: [: too many arguments" if $(HEADERS_BITS_SUBARCH) is empty (which it most likely is).
Do not produce spurious "/bin/sh: [: too many arguments" if
$(HEADERS_BITS_SUBARCH) is empty (which it most likely is).

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