* configure.in (funcs, AC_CHECK_FUNCS): Add snprintf and
	vsnprintf.
	* snprintf.c, vsnprintf.c: New files.
	* Makefile.in (CFILES): Add snprintf.c and vsnprintf.c.
	(CONFIGURED_OFILES): Add snprintf.o and vsnprintf.o.
	Regenerate dependencies.

	* functions.texi, configure, config.in: Regenerated.

From-SVN: r65704