Remove workarounds for ancient compilers

src/u_init.c

@@ -1147,16 +1147,8 @@ register struct trobj *trop;
         if (obj->oclass == SPBOOK_CLASS && obj->otyp != SPE_BLANK_PAPER)
             initialspell(obj);
 
-#if !defined(PYRAMID_BUG) && !defined(MAC)
         if (--trop->trquan)
             continue; /* make a similar object */
-#else
-        if (trop->trquan) { /* check if zero first */
-            --trop->trquan;
-            if (trop->trquan)
-                continue; /* make a similar object */
-        }
-#endif
         trop++;
     }
 }