.. _libc_uefi_usage: =================== Using libc for UEFI =================== .. contents:: Table of Contents :depth: 4 :local: Using the UEFI C library ======================== Once you have finished :ref:`building` the UEFI C library it can be used to run libc or libm functions inside of UEFI Images. Currently, not all C standard functions are supported in UEFI. Consult the :ref:`list of supported functions` for a comprehensive list.