- l -

• later_than() : datetime
• levels() : logger_interface
• limit() : rate_limiter
• list_tls_ciphers() : tls_layer
• listen() : listen_socket
• local_ip() : socket_base
• local_port() : socket_base
• lock() : mutex , scoped_lock , scoped_read_lock , scoped_write_lock
• lock_read() : rwmutex
• lock_tree() : bucket_base
• log() : logger_interface
• log_raw() : logger_interface
• log_u() : logger_interface
• lookup() : hostname_lookup