--- abiword-0.9.4.1/abi/src/af/util/xp/ut_AbiObject.cpp.64bit	Tue Oct 23 21:38:52 2001
+++ abiword-0.9.4.1/abi/src/af/util/xp/ut_AbiObject.cpp	Tue Oct 23 22:07:49 2001
@@ -18,6 +18,8 @@
  * 02111-1307, USA.
  */
 
+#define _XOPEN_SOURCE 1 // for LONG_BIT
+#include <limits.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -105,7 +107,11 @@
 UT_uint32 UT_AbiObject::hashcode () const
 {
 	// 9987001 is a reasnonably large prime
+#if !defined(LONG_BIT) || (LONG_BIT <= 32)
 	return (UT_uint32) (reinterpret_cast<UT_uint32>(this) * 0x9863b9);
+#else
+	return (UT_uint32) (reinterpret_cast<unsigned long>(this) * 0x9863b9);
+#endif
 }
 
 /****************************************************************************/