I want to know some c libraries

I'm a rookie to C and i'm looking for some libraries to learn,something likes the C++ STL or Boost ,does any1 can tell me some of them?Thanks a lot:)
Eric

A good starting point might be to become familar with the POSIX system interfaces.

thanksdo you have any book recommend?:slight_smile:

The specification is available at the Open Group website: www.unix.org