diff -ruN ORIG/StatePlaneProjection.cpp StatePlaneProjection.cpp
--- ORIG/StatePlaneProjection.cpp	Fri May  5 07:24:56 2000
+++ StatePlaneProjection.cpp	Fri Apr 27 19:06:46 2001
@@ -7,6 +7,7 @@
 #include "StatePlaneProjection.h"
 #include "DatumConvertor.h"
 
+#include <stdio.h>
 // GCTPC includes
 #include "gctpc/gctp.h"
 #include "gctpc/gctpc.h"