ed_start - start up 'ed' This efun is only available if OLD_ED is not defined. string ed_start(string file, int flag); string ed_start(string file); string ed_start(); If 'flag' is nonzero, ed is started in restricted mode. See the documentation for the old efun for information. 'file' is the name of the file to open; if none is given then no file becomes active. ed_start() may not be called when another ed session for the current object is already active. Any messages generated while starting up ed are returned by this efun. See also: ed, ed_cmd, query_ed_mode