[PATCH] include stdio for snprintf

[Bill Crawford]

On Wednesday 18 February 2009 16:43:00 Ben Gamari wrote:
> On my machine (Fedora Rawhide), piglit wouldn't build without
> including stdio.h in glean's environ.cpp for snprint().

Should be <cstdio> and possibly then std::snprinft(...) if it's C++.