Glibc is the GNU project s C standard library, licensed under the GNU Lesser General Public License. The lead contributor and maintainer is Ulrich Drepper.

In addition to providing the functionality required by Unix98, Single UNIX Specification, POSIX (1c, 1d, and 1j) and some of the functionality required by ISO C99, Glibc also provides extensions which have been deemed useful or necessary while developing GNU.

Glibc is very portable, both between different .

Glibc version 2 has been referred to by Linux users as libc6 , because it replaced the older Linux C library version 5 ( libc5 ). Such usage is uncommon nowadays.

As of October 2005, the latest version of Glibc is 2.3.5.

=External links=