The Open C SDK plug-in for S60 3rd Edition SDKs provides developers with access to a comprehensive range of functions from nine well-known standard POSIX and middleware C libraries - libc, libdl, libpthread, libm, libz, libcrypt, libcrypto, libglib, and libssl. These Open C libraries provide a Linux-like, vendor-neutral C-programming interface to core functions on S60 devices