--- beecrypt-4.1.2/gnu.h.in.biarch	2006-05-22 15:53:45.000000000 -0400
+++ beecrypt-4.1.2/gnu.h.in	2006-05-22 15:53:49.000000000 -0400
@@ -61,7 +61,12 @@
  * make assumptions about the size set by the configure script
  */
 #if !defined(MP_WBITS)
-# define MP_WBITS	@MP_WBITS@
+# include <bits/wordsize.h>
+#if __WORDSIZE == 32
+# define MP_WBITS	32U
+#elif __WORDSIZE == 64
+# define MP_WBITS	64U
+#endif
 #endif
 
 #endif