patch from skejoe for gcc 4.3 compatibility

source/blender/editors/include/ED_screen.h

@@ -63,8 +63,8 @@ void	ED_operatortypes_screen(void);
 void	ED_keymap_screen(struct wmWindowManager *wm);
 
 /* operators; context poll callbacks */
-int		ED_operator_screenactive(bContext *C);
-int		ED_operator_screen_mainwinactive(bContext *C);
+int		ED_operator_screenactive(struct bContext *C);
+int		ED_operator_screen_mainwinactive(struct bContext *C);
 
 
 #endif /* ED_SCREEN_H */

source/blender/yafray/intern/export_File.cpp

@@ -1,6 +1,7 @@
 #include "export_File.h"
 
 #include <math.h>
+#include <cstring>
 
 using namespace std;
 

source/blender/yafray/intern/export_Plugin.cpp

@@ -1,6 +1,7 @@
 #include "export_Plugin.h"
 
 #include <math.h>
+#include <cstring>
 using namespace std;
 
 

source/blender/yafray/intern/yafray_Render.cpp

@@ -7,6 +7,7 @@
 #include "yafray_Render.h"
 
 #include <math.h>
+#include <cstring>
 
 using namespace std;