IO

putStr

putStrLn

managed

data Managed a

class MonadManaged m

runManaged

data TempFile

tfPath

tfHandle

tempFile

class MonadIO m

liftIO

hSeek

data SeekMode

data IOMode

file

tfile

textMode

binaryMode

hIsEOF

hClose

doesFileExist

removeFile

data Handle

stdin

stdout

stderr