* net/tramp-compat.el (byte-compile-not-obsolete-vars): Define if

* net/tramp-compat.el (byte-compile-not-obsolete-vars): Define if
not bound.
(tramp-compat-copy-file): Add PRESERVE-SELINUX-CONTEXT.
(tramp-compat-funcall): New defmacro.
(tramp-compat-line-beginning-position)
(tramp-compat-line-end-position)
(tramp-compat-temporary-file-directory)
(tramp-compat-make-temp-file, tramp-compat-file-attributes)
(tramp-compat-copy-file, tramp-compat-copy-directory)
(tramp-compat-delete-file, tramp-compat-delete-directory)
(tramp-compat-number-sequence, tramp-compat-process-running-p)
* net/tramp.el (top, with-progress-reporter)
(tramp-rfn-eshadow-setup-minibuffer)
(tramp-rfn-eshadow-update-overlay, tramp-handle-set-file-times)
(tramp-handle-dired-compress-file, tramp-handle-shell-command)
(tramp-completion-mode-p, tramp-check-for-regexp)
(tramp-open-connection-setup-interactive-shell)
(tramp-compute-multi-hops, tramp-read-passwd, tramp-clear-passwd)
(tramp-time-diff, tramp-coding-system-change-eol-conversion)
(tramp-set-process-query-on-exit-flag, tramp-unload-tramp)
* net/tramp-cmds.el (tramp-cleanup-all-connections)
(tramp-reporter-dump-variable, tramp-load-report-modules)
(tramp-append-tramp-buffers)
* net/tramp-gvfs.el (tramp-gvfs-handle-file-selinux-context): Use it.

* net/tramp-imap.el (top): Autoload `epg-make-context'.