w_uclass         453 marshal.c      	    w_uclass(obj, rb_cString, arg);
w_uclass         459 marshal.c      	    w_uclass(obj, rb_cRegexp, arg);
w_uclass         466 marshal.c      	    w_uclass(obj, rb_cArray, arg);
w_uclass         481 marshal.c      	    w_uclass(obj, rb_cHash, arg);