putw is supposed to return 0 (not the value written) on success
[musl] / src / stdio / __towrite.c
2012-07-03 Rich Felkerfix missing function declarations for __stdio_exit
2012-06-19 Rich Felkerstdio: handle file position correctly at program exit
2011-10-15 Rich Felkersimplify atexit and fflush-on-exit handling
2011-03-28 Rich Felkermajor stdio overhaul, using readv/writev, plus other...