diff --git a/polymer/eduke32/build/include/build.h b/polymer/eduke32/build/include/build.h
index 2370a1c45..3040be145 100644
--- a/polymer/eduke32/build/include/build.h
+++ b/polymer/eduke32/build/include/build.h
@@ -732,7 +732,6 @@ int32_t   drawline16(int32_t x1, int32_t y1, int32_t x2, int32_t y2, char col);
 void   drawcircle16(int32_t x1, int32_t y1, int32_t r, int32_t eccen, char col);
 
 int32_t   setrendermode(int32_t renderer);
-int32_t   getrendermode(void);
 
 #ifdef USE_OPENGL
 void    setrollangle(int32_t rolla);
diff --git a/polymer/eduke32/build/include/editor.h b/polymer/eduke32/build/include/editor.h
index 30f11fe69..d0978f980 100644
--- a/polymer/eduke32/build/include/editor.h
+++ b/polymer/eduke32/build/include/editor.h
@@ -45,7 +45,6 @@ extern int8_t m32_clipping;  // 0: none, 1: only white walls, 2: like game
 extern int16_t editstatus, searchit;
 extern int32_t searchx, searchy, osearchx, osearchy;      //search input
 
-extern int32_t qsetmode;
 extern int16_t searchsector, searchwall, searchstat;  //search output
 extern int16_t searchbottomwall, searchisbottom;
 extern int32_t zmode, kensplayerheight, zlock;
@@ -223,7 +222,6 @@ const char* getstring_simple(const char *querystr, const char *defaultstr, int32
 //int32_t snfillprintf(char *outbuf, size_t bufsiz, int32_t fill, const char *fmt, ...);
 void _printmessage16(const char *fmt, ...) ATTRIBUTE((format(printf,1,2)));
 
-extern int32_t lastpm16time;
 #define printmessage16(fmt, ...) lastpm16time = totalclock, _printmessage16(fmt, ## __VA_ARGS__)
 
 extern char lastpm16buf[156];
diff --git a/polymer/eduke32/source/mapster32.h b/polymer/eduke32/source/mapster32.h
index e1f67023a..b4e95814e 100644
--- a/polymer/eduke32/source/mapster32.h
+++ b/polymer/eduke32/source/mapster32.h
@@ -68,10 +68,6 @@ static int32_t autosavetimer;
 static void SearchSectors(int32_t dir);
 static inline void SpriteName(int16_t spritenum, char *lo2);
 //static void PrintStatus(const char *string,int32_t num,char x,char y,char color);
-void SetBOSS1Palette();
-void SetSLIMEPalette();
-void SetWATERPalette();
-void SetGAMEPalette();
 
 static void EditSpriteData(int16_t spritenum);
 static void EditWallData(int16_t wallnum);