build: fix compilation with --enable-tiny --enable-justify

src/text.c

@@ -2422,9 +2422,11 @@ void do_justify(bool full_justify)
 	if (first_par_line != NULL)
 		last_par_line = openfile->current;
 
+#ifndef NANO_TINY
 	/* Let a justification cancel a soft mark. */
 	if (openfile->mark && openfile->kind_of_mark == SOFTMARK)
 		openfile->mark = NULL;
+#endif
 
 	edit_refresh();