[cvs-nhc98] These IO functions previously used an Either type through

[Malcolm Wallace]

malcolm: Sun Feb 25 17:23:56 CET 2001

Update of /usr/src/master/nhc/src/prelude/IO
In directory hinken:/tmp/cvs-serv18501

Modified Files:
	HFileSize.hs HFlush.hs HGetPosn.hs HSeek.hs HSetBuffering.hs 
	HSetPosn.hs OpenFile.hs 
Log Message:
These IO functions previously used an Either type through some
local extensions to the common FFI, in order to distinguish an
error return from a valid one.  The extension is deprecated now - 
so use FFI.getErrNo and friends instead.