* lib/linux/libc.c: Move from lib/linux.c.
* lib/linux/gcc.c: Move from lib/linux-gcc.c.
* lib/linux/gnu.c: Move from lib/linux+gnu.c.
* lib/linux/libc.c: Move from lib/linux.c.
* lib/linux/mes.c: Move from lib/linux-mes.c.
* lib/linux/mini-gcc.c: Move from lib/linux-mini-gcc.c.
* lib/linux/mini-mes.c: Move from lib/linux-mini-mes.c.
* lib/linux/tcc.c: Move from lib/linux+tcc.c.
* lib/linux/crt0.c: Move from lib/crt0.c.
* lib/linux/crt1.c: Move from lib/crt1.c.
* lib/linux/crti.c: Move from lib/crti.c.
* lib/linux/crtn.c: Move from lib/crtn.c.
* build-aux/build-cc.sh: Update for new layout.
* build-aux/build-cc32.sh: Likewise.
* build-aux/build-mes.sh: Likewise.
* build-aux/cc-mes.sh: Likewise.
* build-aux/cc32-mes.sh: Likewise.
* lib/string/argz-count.c: New file taken from GNU C Library,
relicensed.
* lib/string/argz-extract.c: New file taken from GNU C Library,
relicensed.
* include/argz.h: New file.
* lib/string/memcpy.c: New file, extract from libc.
* lib/assert/assert.c: Likewise.
* stage0/x86.M1 (SYS_ioctl): New define.
* lib/linux-mes.c (ioctl): New syscall.
* lib/linux-gcc.c (ioctl): New syscall.
* include/sys/ioctl.h: New file.
* lib/libc+tcc-gcc.c: New file: Libc bits for GCC from libc-mes+tcc.c.
* lib/libc+tcc-mes.c: New file: Libc bits for MesCC from libc-mes+tcc.c.
* lib/libc+tcc.c: New file: Libc bits from libc-mes+tcc.c.
* lib/libc.c: New file: Merged from libc-mes.c, libc-gcc.c.
(abtoi): New function: Rename from _atoi.
* lib/linux+tcc-gcc.c: New file: Linux bits from libc-gcc+tcc.c.
* lib/linux+tcc-mes.c: New file: Linux bits from libc-mes+tcc.c.
* lib/linux-gcc.c: New file: Linux bits from libc-gcc.c.
* lib/linux-mes.c: New file: Linux bits from libc-mes.c.
* lib/mini-libc-gcc.c: New file.
* lib/mini-libc.c: New file: Libc bits from mini-libc-mes.c.
* lib/mini-linux-gcc.c: New file.
* lib/mini-linux-mes.c: New file: Linux bits from mini-libc-mes.c.
* lib/libc-gcc.c: Remove duplication using include now.
* lib/libc-mes.c: Likewise.
* lib/mini-libc-mes.c: Likewise.
* include/stdio.h (puts)[POSIX]: Remomve macro.
(fputc, fputs)[!POSIX]: New macro.
(fputc, fputs): Remove declaration.
* scaffold/tests/7j-strtoull.c (strtoull, test): Use abtoi.
* src/lib.c (fputs)[__MESC__]: Remove define.
* guile/guix/make.scm: Update for new library layout.
* make.scm: Likewise.
* build.sh: Likewise.
* install.sh: Likewise.