diff -rup aqsis-1.8.2/libs/tex/io/exrinputfile.h aqsis-1.8.2.new/libs/tex/io/exrinputfile.h
--- aqsis-1.8.2/libs/tex/io/exrinputfile.h	2012-08-24 13:26:50.000000000 +0100
+++ aqsis-1.8.2.new/libs/tex/io/exrinputfile.h	2013-04-29 17:50:17.556770200 +0100
@@ -48,10 +48,11 @@
 
 #include <aqsis/tex/io/itexinputfile.h>
 
+#include <OpenEXR/ImfInputFile.h>
 //------------------------------------------------------------------------------
-namespace Imf {
-	class InputFile;
-}
+//namespace Imf {
+//	class InputFile;
+//}
 
 namespace Aqsis {