some cleanup of stale bits

src/do.c

@@ -1708,7 +1708,6 @@ goto_level(
         }
         reseed_random(rn2);
         reseed_random(rn2_on_display_rng);
-        minit(); /* ZEROCOMP */
         getlev(nhfp, svh.hackpid, new_ledger);
         close_nhfile(nhfp);
         oinit(); /* reassign level dependent obj probabilities */

src/save.c

@@ -204,7 +204,6 @@ dosave0(void)
             HUP done(TRICKED);
             goto done;
         }
-        minit(); /* ZEROCOMP */
         getlev(onhfp, svh.hackpid, ltmp);
         close_nhfile(onhfp);
         if (nhfp->structlevel) {

src/sfstruct.c

@@ -206,12 +206,6 @@ bwrite(int fd, const genericptr_t loc, unsigned num)
 
 /*  ===================================================== */
 
-void
-minit(void)
-{
-    return;
-}
-
 void
 mread(int fd, genericptr_t buf, unsigned len)
 {