(mail-mailer-swallows-blank-line): Verify sendmail.cf

exists before reading it.

1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/mail/sendmail.el b/lisp/mail/sendmail.el
index 58c5f298fa9..3244d1cd103 100644
--- a/lisp/mail/sendmail.el
+++ b/lisp/mail/sendmail.el
@@ -130,7 +130,7 @@ so you can edit or delete these lines.")
 ;; options -t, and -v if not interactive.
 (defvar mail-mailer-swallows-blank-line
   (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)" system-configuration)
-           (file-exists-p "/etc/sendmail.cf")
+           (file-readable-p "/etc/sendmail.cf")
            (let ((buffer (get-buffer-create " *temp*")))
              (unwind-protect
                  (save-excursion