--- ./src/include/video/fonttex.h	2003-06-20 18:42:34 +0400
+++ ./src/include/video/fonttex.h	2006-05-21 13:00:52 +0400
@@ -10,7 +10,7 @@
   int lower; /* lowest ascii character (normally: 32) */
   int upper; /* highest ascii character (normally: 126) */
 
-  int *texID;
+  unsigned int *texID;
 
   char *fontname;
   char *bitmapname;
--- ./src/video/trail.c	2003-12-05 15:45:39 +0300
+++ ./src/video/trail.c	2006-05-21 13:04:24 +0400
@@ -19,7 +19,7 @@
   n[1] = s->vStart.v[1] - s->vDirection.v[0];
   tmp[0] = eye[0] - s->vStart.v[0];
   tmp[1] = eye[1] - s->vStart.v[1];
-  if(n[0] == n[1] == 0) return length(tmp);
+  if((n[0] == 0 ) && (n[1] == 0)) return length(tmp);
   return abs(scalarprod2(n, tmp) / length(n));
 }
 
--- ./nebu/video/png_texture.c	2006-12-04 03:12:55 +0300
+++ ./nebu/video/png_texture.c	2006-12-04 03:22:34 +0300
@@ -15,7 +15,8 @@
 
 void user_read_data(png_structp png_ptr,
 		    png_bytep data, png_size_t length) {
-  fread(data, 1, length, f);
+int fr;
+  fr=fread(data, 1, length, f);
 }
 
 png_texture* load_png_texture(char *filename) {
--- ./src/video/screenshot.c	2006-12-04 03:30:24 +0300
+++ ./src/video/screenshot.c	2006-12-04 03:31:29 +0300
@@ -25,7 +25,8 @@
 
 static void user_write_data(png_structp png_ptr,
 		     png_bytep data, png_size_t length) {
-  fwrite(data, length, 1, fp);
+int fw;
+  fw=fwrite(data, length, 1, fp);
 }
 
 static void user_flush_data(png_structp png_ptr) {