time-cond.d: mention what happens on a missing file

Closes #11727

diff --git a/docs/cmdline-opts/time-cond.d b/docs/cmdline-opts/time-cond.d
index aea4b3b25be5fff58f5ce481e40cfe7a4f282a03..c21ed2853b643463aa8a4427494f70b1bcd41d5e 100644 (file)
--- a/docs/cmdline-opts/time-cond.d
+++ b/docs/cmdline-opts/time-cond.d
@@ -22,3 +22,6 @@ instead. See the *curl_getdate(3)* man pages for date expression details.
 Start the date expression with a dash (-) to make it request for a document
 that is older than the given date/time, default is a document that is newer
 than the specified date/time.
+
+If provided a non-existing file, curl outputs a warning about that fact and
+proceeds to do the transfer without a time condition.