diff -ruN ORIG/AzimuthalProjection.cpp AzimuthalProjection.cpp
--- ORIG/AzimuthalProjection.cpp	Fri May  5 07:24:56 2000
+++ AzimuthalProjection.cpp	Fri Apr 27 19:07:35 2001
@@ -7,6 +7,7 @@
 #include "AzimuthalProjection.h"
 #include "DatumConvertor.h"
 
+#include <stdio.h>
 // GCTPC includes
 #include "gctpc/gctpc.h"
 #include "gctpc/proj.h"
@@ -257,4 +258,4 @@
   {
     return true;
   }
-}
+}