--- ./ext/gmp/gmp.c.orig	2010-01-03 03:23:27.000000000 -0600
+++ ./ext/gmp/gmp.c	2010-03-05 21:27:46.000000000 -0600
@@ -1396,7 +1396,7 @@
 
 		GMPG(rand_initialized) = 1;
 	}
-	mpz_urandomb(*gmpnum_result, GMPG(rand_state), GMP_ABS (limiter) * __GMP_BITS_PER_MP_LIMB);
+	mpz_urandomb(*gmpnum_result, GMPG(rand_state), GMP_ABS (limiter) * GMP_LIMB_BITS);
 
 	ZEND_REGISTER_RESOURCE(return_value, gmpnum_result, le_gmp);
 }