diff -ru eboard-0.4.3.orig/board.cc eboard-0.4.3/board.cc
--- eboard-0.4.3.orig/board.cc	Thu Jun 13 20:56:48 2002
+++ eboard-0.4.3/board.cc	Thu Jun 13 20:55:18 2002
@@ -144,7 +144,7 @@
 
 // --- Board --------------------------
 
-Board::Board(bool withbugpane=false) : WidgetProxy() {
+Board::Board(bool withbugpane) : WidgetProxy() {
   int i;
   GtkWidget *tnb=0, *tl1, *tl2;
   Text *text=0;
@@ -837,7 +837,7 @@
   queueRepaint();
 }
 
-void Board::update(bool sndflag=false) {
+void Board::update(bool sndflag) {
   int i,j,k;
   AnimatedPiece *ap;  
   Position rpv;
@@ -2338,7 +2338,7 @@
 
 // ------------- targets
 
-DropSource::DropSource(piece p, int x1,int y1,int w,int h,bool d=true) {
+DropSource::DropSource(piece p, int x1,int y1,int w,int h,bool d) {
   X=x1; Y=y1;
   X2=X+w; Y2=Y+h;
   P=p;
diff -ru eboard-0.4.3.orig/chess.cc eboard-0.4.3/chess.cc
--- eboard-0.4.3.orig/chess.cc	Thu Jun 13 20:56:48 2002
+++ eboard-0.4.3/chess.cc	Thu Jun 13 20:55:18 2002
@@ -254,7 +254,7 @@
 
 void ChessGame::updatePosition(Position &p,int movenum,int blacktomove,
 			       int wclock,int bclock,char *infoline, 
-			       bool sndflag=false) {
+			       bool sndflag) {
   Position *np;
   char z[32];
 
@@ -696,7 +696,7 @@
     pgn.set("FEN",(char *)(moves.front()->getFEN()));
 }
 
-bool ChessGame::savePGN(char *filename, bool append=false) {
+bool ChessGame::savePGN(char *filename, bool append) {
   FILE *f;
   char z[512],zz[512],*p;
   const char *cp;
@@ -784,8 +784,8 @@
 			     char * filename,
 			     bool indexonly, 
 			     int gameid,
-			     variant v = REGULAR,
-			     ChessGame *updatee = NULL) {
+			     variant v,
+			     ChessGame *updatee) {
   /* 
      ok, now (0.4.x) we do this in a DFA-like manner
      0  = state 0, initial state (whitespace before movetext)
diff -ru eboard-0.4.3.orig/global.cc eboard-0.4.3/global.cc
--- eboard-0.4.3.orig/global.cc	Thu Jun 13 20:56:48 2002
+++ eboard-0.4.3/global.cc	Thu Jun 13 20:55:18 2002
@@ -205,11 +205,11 @@
     }
 }
 
-void Global::appendGame(ChessGame *cg,bool RenumberDupes=true) {
+void Global::appendGame(ChessGame *cg,bool RenumberDupes) {
   if (RenumberDupes) clearDupes(cg);
   GameList.push_back(cg);
 }
-void Global::prependGame(ChessGame *cg, bool RenumberDupes=true) {
+void Global::prependGame(ChessGame *cg, bool RenumberDupes) {
   if (RenumberDupes) clearDupes(cg);
   GameList.push_front(cg);
 }
@@ -591,7 +591,7 @@
     (*i)->setPasswordMode(pm);
 }
 
-void Global::debug(char *klass,char *method,char *data=0) {
+void Global::debug(char *klass,char *method,char *data) {
   FILE *f;
   char z[256],rm[512];
   time_t now;
@@ -883,7 +883,7 @@
   panes.push_back(op);
 }
 
-void ChannelSplitter::appendToChannel(int ch,char *msg,int color,Importance im=IM_NORMAL) {
+void ChannelSplitter::appendToChannel(int ch,char *msg,int color,Importance im) {
   int i,j;
   ensurePane(ch);
   j=panes.size();
diff -ru eboard-0.4.3.orig/movelist.cc eboard-0.4.3/movelist.cc
--- eboard-0.4.3.orig/movelist.cc	Thu Jun 13 20:56:48 2002
+++ eboard-0.4.3/movelist.cc	Thu Jun 13 20:55:18 2002
@@ -94,8 +94,8 @@
 }
 
 void MoveListWindow::updateList(list<Position *> &moves,
-				int over=0,GameResult result=UNDEF,
-				char *reason=0) {
+				int over,GameResult result,
+				char *reason) {
   populate_clist(moves,over,result,reason);
 }
 
diff -ru eboard-0.4.3.orig/network.cc eboard-0.4.3/network.cc
--- eboard-0.4.3.orig/network.cc	Thu Jun 13 20:56:48 2002
+++ eboard-0.4.3/network.cc	Thu Jun 13 20:55:18 2002
@@ -134,7 +134,7 @@
   return(strstr(dump,match)!=0);
 }
 
-int BufferedConnection::consume(int handle, int amount=128) {
+int BufferedConnection::consume(int handle, int amount) {
   int i,j;
   char sm[2048];
   if (amount>2048) amount=2048;
diff -ru eboard-0.4.3.orig/notebook.cc eboard-0.4.3/notebook.cc
--- eboard-0.4.3.orig/notebook.cc	Thu Jun 13 20:56:48 2002
+++ eboard-0.4.3/notebook.cc	Thu Jun 13 20:55:18 2002
@@ -48,7 +48,7 @@
   gtk_widget_show(label);
 }
 
-Page::Page(int _number,GtkWidget *_content, char *_title, bool _removable=false) {
+Page::Page(int _number,GtkWidget *_content, char *_title, bool _removable) {
   
   GtkWidget *b,*p;
 
@@ -166,7 +166,7 @@
 		     (gpointer)this);
 }
 
-void Notebook::addPage(GtkWidget *what,char *title,int id,bool removable=false) {
+void Notebook::addPage(GtkWidget *what,char *title,int id,bool removable) {
   Page *pg;
   global.debug("Notebook","addPage",title);
   pg=new Page(id,what,title,removable);
@@ -205,7 +205,7 @@
   return( pages[i]->number );
 }
 
-void Notebook::setTabColor(int pageid,int color,Importance imp=IM_TOP) {
+void Notebook::setTabColor(int pageid,int color,Importance imp) {
   vector<Page *>::iterator pi;
   int i;
   global.debug("Notebook","setTabColor","1");
@@ -217,7 +217,7 @@
 }
 
 void Notebook::setTabColor(int page_num,int color,int poly,
-			   Importance imp=IM_TOP) {
+			   Importance imp) {
   vector<Page *>::iterator pi;
   GdkColor nc;
   GtkStyle *style;
diff -ru eboard-0.4.3.orig/pieces.cc eboard-0.4.3/pieces.cc
--- eboard-0.4.3.orig/pieces.cc	Thu Jun 13 20:56:48 2002
+++ eboard-0.4.3/pieces.cc	Thu Jun 13 20:55:18 2002
@@ -810,7 +810,7 @@
   rescale(108);
 }
 
-void VectorPieces::drawSquares(GdkPixmap *dest,GdkGC *gc,int sqside, int dx=0, int dy=0) {
+void VectorPieces::drawSquares(GdkPixmap *dest,GdkGC *gc,int sqside, int dx, int dy) {
   int i,j;
   for(i=0;i<8;i++)
     for(j=0;j<8;j++) {      
diff -ru eboard-0.4.3.orig/position.cc eboard-0.4.3/position.cc
--- eboard-0.4.3.orig/position.cc	Thu Jun 13 20:56:48 2002
+++ eboard-0.4.3/position.cc	Thu Jun 13 20:55:18 2002
@@ -249,7 +249,7 @@
   return(LastMove);
 }
 
-void Position::moveAnyNotation(char *m,piece color,variant Vr=REGULAR) {
+void Position::moveAnyNotation(char *m,piece color,variant Vr) {
   int i,x,y,ml;
   piece pr;
   char xlate[12];
@@ -306,7 +306,7 @@
     }
 }
 
-void Position::moveStdNotation(char *m,piece color,variant Vr=REGULAR) {
+void Position::moveStdNotation(char *m,piece color,variant Vr) {
   int from[2],to[2];
   int istake, isdrop;
   piece what, prom;
@@ -436,7 +436,7 @@
 }
 
 void Position::locate(piece p,int *src,int *dest,int istake,
-		      variant Vr=REGULAR) {
+		      variant Vr) {
   int minx,maxx,miny,maxy;
   int i,j,dc,dr,m,n;
   piece kind,color;
@@ -549,7 +549,7 @@
   }
 }
 
-void Position::moveCartesian(int x1,int y1,int x2,int y2,variant Vr=REGULAR) {
+void Position::moveCartesian(int x1,int y1,int x2,int y2,variant Vr) {
   piece color;
 
   // castling
@@ -631,7 +631,7 @@
   stdNotationForMove(x1,y1,x2,y2,prom,dest);
 }
 
-void Position::stdNotationForMove(int x1,int y1,int x2,int y2,piece prom,char *m,variant Vr=REGULAR) {
+void Position::stdNotationForMove(int x1,int y1,int x2,int y2,piece prom,char *m,variant Vr) {
   Position after;
   stdNotationForMoveInternal(x1,y1,x2,y2,m);
   switch(prom) {
@@ -972,7 +972,7 @@
   return(HouseString);
 }
 
-char * Position::getMaterialString(variant Vr=REGULAR) {
+char * Position::getMaterialString(variant Vr) {
   int w=0,b=0,i,j,v;
   
   for(i=0;i<8;i++)
@@ -1146,7 +1146,7 @@
 }
 
 // dc = defender color
-bool Position::isSquareInCheck(int x,int y,piece dc,variant Vr=REGULAR) {
+bool Position::isSquareInCheck(int x,int y,piece dc,variant Vr) {
   int i,j;
 
   //  cerr << "is square in check " << (char)('a'+x) << (y+1) << " ";
@@ -1175,7 +1175,7 @@
   return false;
 }
 
-bool Position::isInCheck(piece c,variant Vr=REGULAR) {
+bool Position::isInCheck(piece c,variant Vr) {
   int i,j,kx,ky;
 
   // FIXME: check rules for giveaway and losers variants
@@ -1195,7 +1195,7 @@
   return(isSquareInCheck(kx,ky,c,Vr));
 }
 
-bool Position::isMate(piece c,variant Vr=REGULAR) {
+bool Position::isMate(piece c,variant Vr) {
   int i,j,m,n;
   Position after;
 
diff -ru eboard-0.4.3.orig/proto_xboard.cc eboard-0.4.3/proto_xboard.cc
--- eboard-0.4.3.orig/proto_xboard.cc	Thu Jun 13 20:56:48 2002
+++ eboard-0.4.3/proto_xboard.cc	Thu Jun 13 20:55:18 2002
@@ -240,7 +240,7 @@
 }
 
 void XBoardProtocolParser::gameOver(ExtPatternMatcher &pm,GameResult gr,
-                                    int hasreason=1)
+                                    int hasreason)
 {
   char reason[64];
   ChessGame *refgame;  
diff -ru eboard-0.4.3.orig/text.cc eboard-0.4.3/text.cc
--- eboard-0.4.3.orig/text.cc	Thu Jun 13 20:56:48 2002
+++ eboard-0.4.3/text.cc	Thu Jun 13 20:55:18 2002
@@ -196,14 +196,14 @@
   gtk_widget_show(widget);
 }
 
-void Text::append(char *msg,int color,Importance imp=IM_NORMAL) {
+void Text::append(char *msg,int color,Importance imp) {
   if (Filter.accept(msg)) {
     pushLevel(imp);
     gtk_ftext_append(GTK_FTEXT(text),msg,-1,color);
   }
 }
 
-void Text::append(char *msg,char *msg2,int color, Importance imp=IM_NORMAL) {
+void Text::append(char *msg,char *msg2,int color, Importance imp) {
   char *d;
   d=(char *)g_malloc0(strlen(msg)+strlen(msg2)+1);
   strcpy(d,msg);
@@ -251,13 +251,13 @@
     }
 }
 
-void TextSet::append(char *msg,int color,Importance imp=IM_NORMAL) {
+void TextSet::append(char *msg,int color,Importance imp) {
   list<Text *>::iterator ti;
   for(ti=targets.begin();ti!=targets.end();ti++)
     (*ti)->append(msg,color,imp);
 }
 
-void TextSet::append(char *msg,char *msg2,int color,Importance imp=IM_NORMAL) {
+void TextSet::append(char *msg,char *msg2,int color,Importance imp) {
   list<Text *>::iterator ti;
   for(ti=targets.begin();ti!=targets.end();ti++)
     (*ti)->append(msg,msg2,color,imp);