cat >"$expected" <<EOF
Date: Fri, 13 May 2011 08:21:12 -0500
Content-Type: multipart/alternative;
- boundary="----=_NextPart_000_1781A1A_01CC1147.81EBA8D4"
+ boundary="----=_NextPart_000_1781A1A_01CC1147.81EBA8D4"
Content-Transfer-Encoding: 8bit
MIME-Version: 1.0
From: <sender@example.com>