C library

• The C library is an essential component of a Linux system

• • Interface between the applications and the kernel
  • Provides the well-known standard C API to ease application development

• Several C libraries are available: glibc, uClibc, eglibc, dietlibc, newlibc, etc.

• The choice of the C library must be made at the time of the cross-compiling toolchain generation, as the GCC compiler is compiled against a specific C library.