Section 2: System calls

• clone
• enable_dma
• enable_io
• enable_isr
• exit
• fork
• mmap
• msg_accept
• msg_connect
• msg_disconnect
• msg_err
• msg_portname
• msg_port
• msg_receive
• msg_reply
• msg_send
• munmap
• notify
• page_release
• page_wire
• strerror
• tfork
• waits