UnsafeSys

Creating Privilege from Principal

privOfPrin

Exit Codes (from System.Exit)

data ExitCode

Labeling Standard Input and Output

labelStdinP

labelStdoutP

TCP Types and Functions (from Network)

type HostName

data PortID

data PortNumber

type Socket

sClose

sCloseP

listenOnP

acceptP

connectToP

Running a Program

runProg