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This a bug whatever is doing the validation. RFC 822 theoretically allowed separate CR and LF characters, which are not line ends, but RFC 2822 removes this feature. RFC 2822 section 2.3 says "CR and LF MUST only occur together as CRLF; they MUST NOT appear independently in the body." What the programmer did is RFC 2822 complaint and your version is not. As ...

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