hWaitForInput, hGetChar, hGetLine, hGetContents, hPutChar, hPutStr,
commitBuffer', -- hack, see below
hGetcBuffered, -- needed by ghc/compiler/utils/StringBuffer.lhs
hWaitForInput, hGetChar, hGetLine, hGetContents, hPutChar, hPutStr,
commitBuffer', -- hack, see below
hGetcBuffered, -- needed by ghc/compiler/utils/StringBuffer.lhs