diff -ur ibmtpm832/src/Implementation.h ibmswtpm2-832/src/Implementation.h
--- ibmtpm832/src/Implementation.h	2016-11-18 22:42:16.000000000 +0100
+++ ibmswtpm2-832/src/Implementation.h	2017-01-30 17:36:16.279264575 +0100
@@ -301,7 +301,11 @@
 /* From Vendor-Specific: Table 7 - Defines for Implementation Values */
 #define  FIELD_UPGRADE_IMPLEMENTED      NO
 #ifdef TPM_POSIX
+#if defined(__LP64__) || defined(_LP64)
 #define  RADIX_BITS                     64	/* kgold */
+#else
+#define  RADIX_BITS                     32	/* kgold */
+#endif
 #endif
 #ifdef TPM_WINDOWS
 #define  RADIX_BITS                     32	/* kgold */