ADVANCE          3061 src/alloc.c    	setup_on_free_list (ADVANCE (vector, nbytes), restbytes);
ADVANCE          3077 src/alloc.c          setup_on_free_list (ADVANCE (vector, nbytes), restbytes);
ADVANCE          3242 src/alloc.c    	      next = ADVANCE (vector, nbytes);
ADVANCE          3257 src/alloc.c    		  next = ADVANCE (next, nbytes);
ADVANCE          4782 src/alloc.c          struct Lisp_Vector *next = ADVANCE (vector, vector_nbytes (vector));