Another libc patch

[H.J. Lu]

> 
> hjl@varesearch.com (H.J. Lu) writes:
> 
> > 	* stdlib/mbtowc.c: Include <string.h>.
> > 	* stdlib/wctomb.c: Likewise.
> > 	* sysdeps/unix/sysv/linux/fstatfs64.c: Likewise.
> > 	* sysdeps/unix/sysv/linux/statfs64.c: Likewise.
> > 	* iconv/gconv_open.c: Likewise.
> 
> I simply ignore your patches if you don't tell me why.
> 

They all use string functions, memxxx.

-- 
H.J. Lu (hjl@gnu.org)