diff -urNw heretic.orig/doomdef.h heretic/doomdef.h
--- heretic.orig/doomdef.h      Tue Mar 13 13:15:45 2012
+++ heretic/doomdef.h   Wed May  9 15:43:52 2012
@@ -551,7 +551,7 @@

 extern ticcmd_t *netcmds;

-#define SAVEGAMESIZE 0x30000
+#define SAVEGAMESIZE 0x30000*16
 #define SAVESTRINGSIZE 24
 extern byte *savebuffer;
 extern byte *save_p;
diff -urNw heretic.orig/g_game.c heretic/g_game.c
--- heretic.orig/g_game.c       Tue Mar 13 17:02:02 2012
+++ heretic/g_game.c    Wed May  9 15:33:21 2012
@@ -454,12 +454,14 @@
             }
         }
     }
+/*
     if (gamekeydown[127] && !cmd->arti
         && !players[consoleplayer].powers[pw_weaponlevel2])
     {
         gamekeydown[127] = false;
         cmd->arti = arti_tomeofpower;
     }
+*/

 //
 // buttons
diff -urNw heretic.orig/p_spec.h heretic/p_spec.h
--- heretic.orig/p_spec.h       Tue Mar 13 13:15:45 2012
+++ heretic/p_spec.h    Wed May  9 15:42:32 2012
@@ -63,7 +63,7 @@
 //
 //      Animating line specials
 //
-#define        MAXLINEANIMS            64
+#define        MAXLINEANIMS            64*256
 extern short numlinespecials;
 extern line_t *linespeciallist[MAXLINEANIMS];

@@ -241,7 +241,7 @@

 #define        PLATWAIT        3
 #define        PLATSPEED       FRACUNIT
-#define        MAXPLATS        30
+#define        MAXPLATS        30*256

 extern plat_t *activeplats[MAXPLATS];

diff -urNw heretic.orig/r_local.h heretic/r_local.h
--- heretic.orig/r_local.h      Tue Mar 13 13:15:45 2012
+++ heretic/r_local.h   Wed May  9 15:38:58 2012
@@ -155,8 +155,8 @@

 typedef byte lighttable_t;      // this could be wider for >8 bit display

-#define        MAXVISPLANES    128
-#define        MAXOPENINGS             SCREENWIDTH*64
+#define        MAXVISPLANES    128*8
+#define        MAXOPENINGS             SCREENWIDTH*64*4

 typedef struct
 {
@@ -192,7 +192,7 @@
 #define SIL_TOP                2
 #define        SIL_BOTH        3

-#define        MAXDRAWSEGS             256
+#define        MAXDRAWSEGS             256*8

 // A vissprite_t is a thing that will be drawn during a refresh
 typedef struct vissprite_s
@@ -408,7 +408,7 @@
 //
 // R_things.c
 //
-#define        MAXVISSPRITES   128
+#define        MAXVISSPRITES   128*8

 extern vissprite_t vissprites[MAXVISSPRITES], *vissprite_p;
 extern vissprite_t vsprsortedhead;