+Deletion only works for ftp.gnu.org and alpha.gnu.org (using the
+archive: directive). Otherwise it is a no-op. Deleting a file foo also
+deletes foo.sig; do not specify the .sig explicitly.
+
+Simple single-target single-file examples:
+ gnupload --to alpha.gnu.org:automake automake-1.8.2b.tar.gz
+ gnupload --to ftp.gnu.org:automake automake-1.8.3.tar.gz
+ gnupload --to alpha.gnu.org:automake --delete automake-oops.tar.gz
+
+Multiple-target multiple-file example: