Several things that break savefile compatibility

- Version change from 3.4.x
- timed_delay feature ignore in makedefs
- several flags from iflags to flags
- use offsets from mons array entries in save file rather than storing
  the ptr and calculating the distance from beginning of array

src/mapglyph.c

@@ -202,7 +202,7 @@ unsigned *ospecial;
 	    /* special case the hero for `showrace' option */
 #ifdef TEXTCOLOR
 	    if (iflags.use_color && x == u.ux && y == u.uy &&
-		    iflags.showrace && !Upolyd)
+		    flags.showrace && !Upolyd)
 		color = HI_DOMESTIC;
 #endif
 	}