fix compile problems with gcc-4.3.x
bug 227133
diff -ruN weatherng-0.0.8-pre3_orig/imagecache.h weatherng-0.0.8-pre3/imagecache.h
--- weatherng-0.0.8-pre3_orig/imagecache.h	2006-03-11 19:14:49.000000000 +0100
+++ weatherng-0.0.8-pre3/imagecache.h	2008-06-15 12:54:10.000000000 +0200
@@ -5,6 +5,8 @@
 #ifndef VDR_IMAGECACHE_HPP
 #define VDR_IMAGECACHE_HPP
 
+#include <sys/types.h>
+
 #include <map>
 #include <vector>
 #include <string>