(when (and mml2015-use (null (mml2015-clear-verify-function)))
(mm-set-handle-multipart-parameter
mm-security-handle 'gnus-details
- (format "Clear verification not supported by `%s'.\n" mml2015-use)))
+ (gnus-format-message
+ "Clear verification not supported by `%s'.\n" mml2015-use)))
(mml2015-extract-cleartext-signature))
(list (mm-make-handle buf mm-uu-text-plain-type)))))