changed writeheader, using a single fprintf

src/treedraw.c

@@ -30,8 +30,9 @@ char *color[4] = {"red", "blue", "green", "purple"};
 
 void libhqr_writeheader(FILE *tree){
     if(fprintf(tree, "<?xml version=\"1.0\" standalone=\"no\"?>\n"
-     "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" \n \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n"
-     "<svg width=\"2000\" height=\"2000\" version=\"1.1\" \n xmlns=\"http://www.w3.org/2000/svg\">\n") <0) return;
+                     "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" \n \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n"
+                     "<svg width=\"2000\" height=\"2000\" version=\"1.1\" \n xmlns=\"http://www.w3.org/2000/svg\">\n") <0)
+        return;
 }
 
 /*