$OpenBSD: patch-src_tex2gif_cc,v 1.1 2017/05/01 19:57:34 espie Exp $
Index: src/tex2gif.cc
--- src/tex2gif.cc.orig
+++ src/tex2gif.cc
@@ -21,10 +21,12 @@
   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
 
-#include <iostream.h>
-#include <fstream.h>
+#include <iostream>
+#include <fstream>
 #include <stdio.h>
 #include <string.h>
+
+using std::ifstream;
 
 #ifdef __BORLANDC__
 #include <dir.h>
