In 3.2 I/O, dup->fdes
Everything in 3.4 Processes, including sub-headings
In 3.5 Process state:
Which leaves nice for priority setting.
In 3.8 System parameters, system-name, which belongs in a networking SRFI for talking to other processes not necessarily on the system
All of 3.9 Signal system:
In 3.12 Terminal device control: