((SHA_LONG64)hi)<<32|lo; })
# endif
# elif (defined(_ARCH_PPC) && defined(__64BIT__)) || defined(_ARCH_PPC64)
-# define ROTR(a,n) ({ unsigned long ret; \
+# define ROTR(a,n) ({ SHA_LONG64 ret; \
asm ("rotrdi %0,%1,%2" \
: "=r"(ret) \
: "r"(a),"K"(n)); ret; })