+&proto_start
+extern void rmr_set_fack( void* vctx );
+&proto_end
+Invoking this function causes RMR to enable fast acknowledgement on TCP sessions
+if the underlying transport mechanism supports this.
+If this is not invoked, the option is not enabled.
+
+&proto_start
+extern void rmr_set_vlevel( int new_level );
+&proto_end
+This function allows the user application to change the RMR verbosity level;
+the larger the &cw(vlevel) the more verbose RMR is with regard to writting
+messages to standard error.
+A value of minus 1 (-1) disables all RMR writing to the TTY.
+