--- misc/openssl-0.9.8o/crypto/md32_common.h	2010-03-29 13:23:11.000000000 +0200
+++ misc/build/openssl-0.9.8o/crypto/md32_common.h	2013-03-28 15:47:56.541077176 +0100
@@ -165,7 +165,7 @@
 				asm (			\
 				"roll %1,%0"		\
 				: "=r"(ret)		\
-				: "I"(n), "0"(a)	\
+				: "I"(n), "0"((unsigned int)(a)) \
 				: "cc");		\
 			   ret;				\
 			})