diff --git a/polymer/eduke32/source/duke3d.h b/polymer/eduke32/source/duke3d.h
index 3142cf92b..002087634 100644
--- a/polymer/eduke32/source/duke3d.h
+++ b/polymer/eduke32/source/duke3d.h
@@ -521,11 +521,9 @@ extern short mirrorwall[64], mirrorsector[64], mirrorcnt;
 
 #define NUMKEYS 19
 
-extern long frameplace, chainplace, chainnumpages;
-
 #include "funct.h"
 
-extern char screencapt;
+extern int screencapt;
 extern short soundps[NUM_SOUNDS],soundpe[NUM_SOUNDS],soundvo[NUM_SOUNDS];
 extern char soundpr[NUM_SOUNDS],soundm[NUM_SOUNDS];
 extern long soundsiz[NUM_SOUNDS];
@@ -569,7 +567,7 @@ extern char num_volumes;
 
 extern int32 SoundToggle,MusicToggle;
 extern int last_threehundred,lastsavedpos;
-extern char restorepalette;
+extern int restorepalette;
 
 extern int buttonstat;
 extern long cachecount;
diff --git a/polymer/eduke32/source/game.c b/polymer/eduke32/source/game.c
index b3801c8cf..94892391f 100644
--- a/polymer/eduke32/source/game.c
+++ b/polymer/eduke32/source/game.c
@@ -94,10 +94,10 @@ extern char syncstate;
 extern int32 numlumps;
 
 FILE *frecfilep = (FILE *)NULL;
-void pitch_test(void);
 
-char restorepalette,screencapt,nomorelogohack;
-int sendmessagecommand = -1;
+int restorepalette,screencapt;
+static int nomorelogohack;
+static int sendmessagecommand = -1;
 
 char defaultduke3dgrp[BMAX_PATH] = "duke3d.grp";
 char *duke3dgrp = defaultduke3dgrp;
@@ -105,33 +105,26 @@ static char *duke3ddef = "duke3d.def";
 
 extern long lastvisinc;
 
-// JBF 20031221: These ought to disappear when things mature
-extern int showmultidiags;
-extern int netmode, nethostplayers;
-extern char netjoinhost[64];
-int startupnetworkgame(void);
-int processnetworkrequests(void);
-
-char colstrip[1024];
+static char colstrip[1024];
 
 int shareware = 0;
 int gametype = 0;
 
 #define MAXUSERQUOTES 4
-long quotebot, quotebotgoal;
-short user_quote_time[MAXUSERQUOTES];
-char user_quote[MAXUSERQUOTES][178];
+static long quotebot, quotebotgoal;
+static int user_quote_time[MAXUSERQUOTES];
+static char user_quote[MAXUSERQUOTES][178];
 // char typebuflen,typebuf[41];
 
 #ifdef JFAUD
-int MAXCACHE1DSIZE = (16*1048576);
+static int MAXCACHE1DSIZE = (16*1048576);
 #else
-int MAXCACHE1DSIZE = (32*1048576);
+static int MAXCACHE1DSIZE = (32*1048576);
 #endif
 
 long tempwallptr;
 
-long nonsharedtimer;
+static long nonsharedtimer;
 
 static void cameratext(short i);
 static int moveloop(void);
@@ -7585,7 +7578,7 @@ FOUNDCHEAT:
 
 static void nonsharedkeys(void)
 {
-    short i,ch;
+    int i,ch;
     long j;
 
     if (ud.recstat == 2)
@@ -8093,8 +8086,8 @@ FAKE_F3:
     if (KB_KeyPressed(sc_F11))
     {
         KB_ClearKeyDown(sc_F11);
-        if (SHIFTS_IS_PRESSED) ud.brightness-=8;
-        else ud.brightness+=8;
+        ud.brightness+=8;
+        if (SHIFTS_IS_PRESSED) ud.brightness-=16;
 
         if (ud.brightness > (7<<3))
             ud.brightness = 0;
diff --git a/polymer/eduke32/source/gamedef.c b/polymer/eduke32/source/gamedef.c
index 31daa5fc8..bc4f7fb62 100644
--- a/polymer/eduke32/source/gamedef.c
+++ b/polymer/eduke32/source/gamedef.c
@@ -427,6 +427,7 @@ static const char *keyw[] = {
                    "jump",					   // 298
                    "qstrlen",				   // 299
                    "getincangle",              // 300
+                   "quake",                    // 301
                    "<null>"
                };
 
@@ -2374,6 +2375,7 @@ static int parsecommand(void)
     case CON_CLIPDIST:
     case CON_LOTSOFGLASS:
     case CON_SAVE:
+    case CON_QUAKE:
         if (!CheckEventSync(current_event))
             ReportError(WARNING_EVENTSYNC);
     case CON_ANGOFF:
@@ -2388,9 +2390,9 @@ static int parsecommand(void)
         {
             if (*(scriptptr-1) == 32767)
             {
+                *(scriptptr-1) = 32768;            
                 ReportError(-1);
                 initprintf("%s:%ld: warning: tried to set cstat 32767, using 32768 instead.\n",compilefile,line_number);
-                *(scriptptr-1) = 32768;
             }
             else if ((*(scriptptr-1) & 32) && (*(scriptptr-1) & 16))
             {
diff --git a/polymer/eduke32/source/gamedef.h b/polymer/eduke32/source/gamedef.h
index c142475af..34a288162 100644
--- a/polymer/eduke32/source/gamedef.h
+++ b/polymer/eduke32/source/gamedef.h
@@ -775,5 +775,6 @@ enum keywords {
     CON_JUMP,				// 298
     CON_QSTRLEN,			// 299
     CON_GETINCANGLE,        // 300
+    CON_QUAKE,              // 301
     END
 };
diff --git a/polymer/eduke32/source/gameexec.c b/polymer/eduke32/source/gameexec.c
index c753dc0d1..0f7e1bc4a 100644
--- a/polymer/eduke32/source/gameexec.c
+++ b/polymer/eduke32/source/gameexec.c
@@ -5033,6 +5033,12 @@ static int parse(void)
         break;
     }
 
+    case CON_QUAKE:
+        insptr++;
+        earthquaketime = (char)GetGameVarID(*insptr++,g_i,g_p);
+        spritesound(EARTHQUAKE,ps[screenpeek].i);
+        break;
+
     case CON_IFMOVE:
         insptr++;
         parseifelse(g_t[1] == *insptr);