Earlier today I found myself asking the question, "How do I tell if a statically linked application was built with glibc or uclibc?" The answers of course is:
"nm
Since you didn't ask, I've just told you.
This is my spot to unload things from my mind. The topics can vary wildly, and it may be interesting, or it may not. In either case, I throw it out there to hopefully do good and encourage discussion.