+This is the=
+ text/plain part.
+
+------- =_aaaaaaaaaa0
+Content-Type: application/ics; charset="iso-8859-1"; name="invite.ics"
+Content-Disposition: attachment; filename="invite.ics"
+Content-Transfer-Encoding: base64
+
+QkVHSU46VkNBTEVOREFSDQpWRVJTSU9OOjIuMA0KUFJPRElEOnRlc3QtbWhpY2FsDQpCRUdJTjpW
+RVZFTlQNCkRUU1RBTVA6MjAxNTAxMDFUMTYyNDAwWg0KRFRTVEFSVDoyMDE1MDEwNVQxNjAwMDAN
+CkRURU5EOjIwMTUwMTA1VDE2MzAwMA0KU1VNTUFSWTo0IHBtIG1lZXRpbmcNCkVORDpWRVZFTlQN
+CkVORDpWQ0FMRU5EQVINCg==
+
+------- =_aaaaaaaaaa0--
+EOF
+run_prog mhfixmsg last -outfile "$actual" -noreformat
+check "$expected" "$actual"
+
+
+# check -decodetypes attachment/ics and -nocrlflinebreaks
+cat >$expected <<EOF
+To: recipient@example.com
+From: sender@example.com
+Subject: mhfixmsg decode test 5
+MIME-Version: 1.0
+Content-Type: multipart/mixed; boundary="----- =_aaaaaaaaaa0"
+
+------- =_aaaaaaaaaa0
+Content-Type: text/plain; charset="iso-8859-1"
+Content-Disposition: attachment; filename="test1.txt"
+Content-MD5: kq+Hnc2SD/eKwAnkFBDuEA==
+Content-Transfer-Encoding: 8bit
+