Try this (untested , but you should get the idea): 
perl -i -pe 'last unless s/\r//g' <filename>

[download]
Not exactly your spec, but it's moral equivalent.

        "You're only given one little spark of madness. You mustn't lose it."         - Robin Williams

In reply to Re: One Liner to strip crlf by NetWallah
in thread One Liner to strip crlf by dirtdog

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