Add assembly support to ios64-cross.
Fix typos in ios64-cross config line.

Reviewed-by: Tim Hudson <tjh@openssl.org>
diff --git a/crypto/Makefile b/crypto/Makefile
index 1078240..6e1c129 100644
--- a/crypto/Makefile
+++ b/crypto/Makefile
@@ -86,6 +86,7 @@
 	(preproc=$$$$.$@.S; trap "rm $$preproc" INT; \
 	$(PERL) alphacpuid.pl > $$preproc && \
 	$(CC) -E -P $$preproc > $@ && rm $$preproc)
+arm64cpuid.S:	arm64cpuid.pl;	$(PERL) arm64cpuid.pl $(PERLASM_SCHEME) > $@
 
 subdirs:
 	@target=all; $(RECURSIVE_MAKE)