diff -U 4 -H -d -r -N -- factory-org/cf_gmp.h factory/cf_gmp.h
--- factory-org/cf_gmp.h	2001-06-25 09:51:46.000000000 +0200
+++ factory/cf_gmp.h	2004-04-27 20:46:57.155187816 +0200
@@ -5,9 +5,7 @@
 #define INCL_CF_GMP_H
 
 #include <config.h>
 
-extern "C" {
 #include <gmp.h>
-}
 
 #endif /* ! INCL_CF_GMP_H */
--- factory/cf_random.h	2001-06-25 09:51:46.000000000 +0200
+++ factory.new/cf_random.h	2004-12-13 11:25:04.000000000 +0100
@@ -62,6 +62,8 @@
     ~AlgExtRandomF();
     CanonicalForm generate() const;
     CFRandom * clone() const;
+    
+    friend CFFList FpFactorizeUnivariateCZ(const CanonicalForm&, bool, int, Variable, Variable);
 };
 
 class CFRandomFactory {