oss/uclibc-ng: Embedded C library

Waldemar Brodkorb 29ff9055c8 use a single libc and deduplicate threading code		%!s(int64=8) %!d(string=hai) anos
..
libc-lock.h	29ff9055c8 use a single libc and deduplicate threading code	%!s(int64=8) %!d(string=hai) anos
libc-tsd.h	266bdc1f62 Replace FSF snail mail address with URLs	%!s(int64=12) %!d(string=hai) anos
sigthread.h	380b5c5b31 use common sigthread.h	%!s(int64=14) %!d(string=hai) anos
stdio-lock.h	33e3dbe62c quieten compile warnings	%!s(int64=9) %!d(string=hai) anos