diff -ur tecnoballz-0.91.orig/include/ressources.h tecnoballz-0.91/include/ressources.h
--- tecnoballz-0.91.orig/include/ressources.h	2005-03-01 15:15:08.000000000 +0100
+++ tecnoballz-0.91/include/ressources.h	2007-04-01 11:24:58.000000000 +0200
@@ -36,7 +36,6 @@
 		static const char*	folderdata;
 		static const char*	folder_320;
 		static const char*	folder_640;
-		static char*		fnamescore;
 		static char			stringtemp[512];
 		static char			pathstring[512];
 		static char 		ze_mapfile[];
@@ -71,6 +70,8 @@
 		static const Sint16*	zesinus360;
 		static const Uint32 	tabledegas[180];
 	
+		static char * const	fnamescore;
+		static int		score_fhand;
 	private:
 		Uint32				zeLastSize;	//size last file charged in memory
 		
diff -ur tecnoballz-0.91.orig/src/main.cc tecnoballz-0.91/src/main.cc
--- tecnoballz-0.91.orig/src/main.cc	2005-03-01 15:15:08.000000000 +0100
+++ tecnoballz-0.91/src/main.cc	2007-04-01 11:24:58.000000000 +0200
@@ -20,6 +20,9 @@
 // this program; if not, write to the Free Software Foundation, Inc., 59 Temple
 // Place - Suite 330, Boston, MA  02111-1307, USA.
 //-----------------------------------------------------------------------------
+#define _GNU_SOURCE /* this must be done before the first include of unistd.h */
+#include <unistd.h>
+#include "../include/ressources.h"
 #include "../include/mentatCode.h"
 #include "../include/ecran_hard.h"
 #include "../include/audiomixer.h"
@@ -32,25 +35,42 @@
 //------------------------------------------------------------------------------
 int main(Sint32 nbArg, char **ptArg)
 { 
+	gid_t realgid;
+	Sint32 error = 0;
+	
+	ressources::score_fhand = open(ressources::fnamescore, O_RDWR);
+
+	/* Figure out who we really are. */
+	realgid = getgid();
+
+	/* This is where we drop our setuid/setgid privileges. */
+	if (setresgid(-1, realgid, realgid) != 0) {
+	    perror("Could not drop setgid privileges.  Aborting.");
+	    exit(1);
+	}
+	
 	oConfigure.loadconfig();
 	if(!oConfigure.scanZeArgs(nbArg, ptArg))
-		return 0;
+		goto main_exit;
 	if(mentatCode::is_verbose) 
 	{	printf("===========================================================\n");
 		printf("                       TECNOBALLZ START\n");
 		printf("===========================================================\n");
 	}
-	Sint32 error = 0;
 	error = mentatCode::first_init(&oConfigure);
-	if(error) return error;
+	if(error) goto main_exit;
 	error = mentatCode::game_begin();
-	if(error) return error;
+	if(error) goto main_exit;
 	if(mentatCode::is_verbose) 
 		printf("===========================================================\n");
 	error = mentatCode::desinstall(&oConfigure);
-	if(error) return error;
+	if(error) goto main_exit;
 	if(mentatCode::is_verbose) 
 		printf("END =======================================================\n");
 	oConfigure.saveconfig();
+
+main_exit:
+	if (ressources::score_fhand != -1)
+		close(ressources::score_fhand);
 	return error;
 }
diff -ur tecnoballz-0.91.orig/src/ressources.cc tecnoballz-0.91/src/ressources.cc
--- tecnoballz-0.91.orig/src/ressources.cc	2007-04-01 10:37:24.000000000 +0200
+++ tecnoballz-0.91/src/ressources.cc	2007-04-01 11:25:26.000000000 +0200
@@ -31,7 +31,8 @@
 
 //...............................................................................
 
-char* ressources::fnamescore = "/var/lib/games/tecnoballz.hi";
+char * const ressources::fnamescore = VARDIR "/tecnoballz.hi";
+int ressources::score_fhand = -1;
 const char* ressources::folderlist[] =
 {	"/",		// Normally unused, except when running from the source directory...
 	DATADIR,
@@ -508,7 +509,51 @@
 //------------------------------------------------------------------------------
 char* ressources::loadScores()
 {
-	return loadZeFile(fnamescore, &zeLastSize);	
+	if (score_fhand == -1)
+		return 0;
+	
+  	//###################################################################
+	// read the size of the file
+  	//###################################################################
+	struct stat sStat;
+	if(fstat(score_fhand, &sStat))
+	{	fprintf(stderr,
+			"ressources::loadZeFile() : can't stat file : %s (%s)\n\n", 
+			fnamescore, strerror(errno));
+		return 0;
+	}
+	zeLastSize = sStat.st_size;	//save file size
+  
+  	//###################################################################
+  	// allocate memory
+  	//###################################################################
+	char *ptMem = (char *)(memGestion->reserveMem(sStat.st_size,
+  		0x31313131));
+	num_erreur = memGestion->retour_err();
+	if(num_erreur)       
+	{	fprintf(stderr, "ressources::loadZeFile() %s : out of memory\n\n",
+			fnamescore);
+		return 0;
+	}
+
+  	//###################################################################
+	// read the file
+  	//###################################################################
+  	if(lseek(score_fhand, 0, SEEK_SET) != 0)
+	{	//menGestion->liberation(ptMem);
+		fprintf(stderr, "ressources::loadZeFile() can't rewind file %s (%s)\n\n",
+			fnamescore, strerror(errno));
+		return 0;
+	}
+  	
+	if(read(score_fhand, ptMem, sStat.st_size) != sStat.st_size)
+	{	//menGestion->liberation(ptMem);
+		fprintf(stderr, "ressources::loadZeFile() can't read file %s (%s)\n\n",
+			fnamescore, strerror(errno));
+		return 0;
+	}
+  
+	return ptMem;
 }
 
 //------------------------------------------------------------------------------
@@ -516,23 +561,17 @@
 //------------------------------------------------------------------------------
 Sint32 ressources::saveScores(char *ptScr, Uint32 fsize)
 {
-#ifdef WIN32
-  _umask(0002); //set umask so that files are group-writable
-#else
-  umask(0002);
-#endif
-	Sint32 fhand = open(fnamescore , O_WRONLY | O_CREAT, 00666);
-	if(fhand == -1)
-	{	fprintf(stderr, "ressources::saveScores(): file:%s / error:%s\n", 
-					fnamescore, strerror(errno));
+	if(score_fhand == -1)
+		return 0;
+
+  	if(lseek(score_fhand, 0, SEEK_SET) != 0)
+	{	//menGestion->liberation(ptMem);
+		fprintf(stderr, "ressources::loadZeFile() can't rewind file %s (%s)\n\n",
+			fnamescore, strerror(errno));
 		return 0;
 	}
-#ifdef WIN32
-	_write(fhand, ptScr, fsize);
-#else
-	write(fhand, ptScr, fsize);
-#endif
-	if(close(fhand) == -1)
+
+	if(write(score_fhand, ptScr, fsize) != fsize)
 	{	fprintf(stderr, "ressources::saveScores(): file:%s / error:%s\n", 
 		fnamescore, strerror(errno));
 		return 0;
Only in tecnoballz-0.91/src: ressources.cc~