#define PERL_HASH(hash,str,len) \
     STMT_START	{ \
	register char *s_PeRlHaSh = str; \
	register I32 i_PeRlHaSh = len; \
	register U32 hash_PeRlHaSh = 0; \
	while (i_PeRlHaSh--) \
	    hash_PeRlHaSh = hash_PeRlHaSh * 33 + *s_PeRlHaSh++; \
	(hash) = hash_PeRlHaSh; \
    } STMT_END