diff --git a/Lib/combine3.c b/Lib/combine3.c
index bfb77de..da480cd 100644
--- a/Lib/combine3.c
+++ b/Lib/combine3.c
@@ -13,42 +13,35 @@
 /*
  *	un kludge en chantier. programmation à la 'Gruiik' en vue.
  */
-int
-Image_combine_waou(Image_Desc *s1, Image_Desc *s2, Image_Desc *dst,
+int Image_combine_waou(Image_Desc *s1, Image_Desc *s2, Image_Desc *dst,
 					int a, int b, int c, int d)
 {
 int	x, y, foo;
 
 #if DEBUG_LEVEL
-fprintf(stderr, "%s ( %p %p %p %d : %d %d (%d) )\n",
+fprintf(stderr, ">>> %s ( %p %p %p %d : %d %d (%d) )\n",
 			 __func__, s1, s2, dst, a, b, c, d);
 #endif
 
-if ( (foo=Image_compare_desc(s1, s2)) )
-    {
+if ( (foo=Image_compare_desc(s1, s2)) ) {
     fprintf(stderr, "%s : sources are differents %d\n", __func__, foo);
     return foo;
     }
 
-if ( (foo=Image_compare_desc(s1, dst)) )
-    {
+if ( (foo=Image_compare_desc(s1, dst)) ) {
     fprintf(stderr, "%s : destination bad dims %d\n", __func__, foo);
     return foo;
     }
 
-for (y=0; y<dst->height; y++)
-	{
-	for (x=0; x<dst->width; x++)
-		{
-		if (d)
-			{
+for (y=0; y<dst->height; y++) {
+	for (x=0; x<dst->width; x++) {
+		if (d)	{
 			/* canonical function */
 			(dst->Rpix[y])[x] = (x & (s1->Rpix[y])[x]) | a;
 			(dst->Gpix[y])[x] = x | b;
 			(dst->Bpix[y])[x] = (y & (s2->Rpix[y])[x]) | c;
 			}
-		else
-			{
+		else	{
 			/* new 9 mars 2010 - ave St Ex */
 			(dst->Rpix[y])[x] = (x & (s1->Rpix[y])[x]) ^ a;
 			(dst->Gpix[y])[x] = x ^ b;
@@ -62,9 +55,8 @@ return FUNC_IS_BETA;
 /*::------------------------------------------------------------------::*/
 /*
  *	un kludge en chantier. programmation à la 'Gruiik' en vue.
- */
-int
-Image_combine_wauo(Image_Desc *s1, Image_Desc *s2, Image_Desc *dst,
+ */ 
+int Image_combine_wauo(Image_Desc *s1, Image_Desc *s2, Image_Desc *dst,
 						int flag)
 {
 int	x, y, foo;
@@ -72,31 +64,25 @@ int	x, y, foo;
 if ( flag )
 	fprintf(stderr, "Combine Wauo: flag = %d ?\n", flag);
 
-if ( (foo=Image_compare_desc(s1, s2)) )
-    {
+if ( (foo=Image_compare_desc(s1, s2)) ) {
     fprintf(stderr, "Combine Wauo: sources are differents %d\n", foo);
     return foo;
     }
 
-if ( (foo=Image_compare_desc(s1, dst)) )
-    {
+if ( (foo=Image_compare_desc(s1, dst))  {
     fprintf(stderr, "Combine Wauo: destination bad dims %d\n", foo);
     return foo;
     }
 
-for (y=1; y<dst->height-1; y++)
-	{
-	for (x=1; x<dst->width-1; x++)
-		{
+for (y=1; y<dst->height-1; y++) {
+	for (x=1; x<dst->width-1; x++) {
 		(dst->Rpix[y])[x] = (s1->Rpix[y][x] + s2->Rpix[y][x])/2;
 
-		if (s1->Rpix[y][x] > s2->Rpix[y][x])
-			{	
+		if (s1->Rpix[y][x] > s2->Rpix[y][x]) {	
 			(dst->Gpix[y])[x] = (s1->Gpix[y])[x];
 			(dst->Bpix[y])[x] = (s2->Bpix[y])[x];
 			}
-		else
-			{	
+		else	{	
 			(dst->Gpix[y])[x] = (s2->Gpix[y])[x];
 			(dst->Bpix[y])[x] = (s1->Bpix[y])[x];
 			}
@@ -109,31 +95,26 @@ return OLL_KORRECT;
 /*
  *   threshold values (sr, sg, sb) are in the pix range [0..255]
  */
-int
-Image_combine_seuils(Image_Desc *s1, Image_Desc *s2, Image_Desc *dst,
+int Image_combine_seuils(Image_Desc *s1, Image_Desc *s2, Image_Desc *dst,
 						int sr, int sb, int sg)
 {
 int	x, y, foo;
 int	r, g, b;
 
-if ( (foo=Image_compare_desc(s1, s2)) )
-    {
+if ( (foo=Image_compare_desc(s1, s2)) ) {
     fprintf(stderr, "Combine Seuils: sources are differents %d\n", foo);
     return foo;
     }
 
-if ( (foo=Image_compare_desc(s1, dst)) )
-    {
+if ( (foo=Image_compare_desc(s1, dst)) ) {
     fprintf(stderr, "Combine Seuils: destination bad dims %d\n", foo);
     return foo;
     }
 
 sr*=2;	sg*=2;	sb*=2;
 
-for (y=0; y<dst->height; y++)
-	{
-	for (x=0; x<dst->width; x++)
-		{
+for (y=0; y<dst->height; y++) {
+	for (x=0; x<dst->width; x++) {
 		if ( (s1->Rpix[y][x] + s2->Rpix[y][x]) > sr )
 			r = s1->Rpix[y][x];
 		else