Cleanup the mips syscalls a bit more, and fix a few annoying warnings.
Cleanup the mips syscalls a bit more, and fix a few
annoying warnings.

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