Makefile: Fix APPLE_COMMON_CRYPTO with BLK_SHA1

It used to be that APPLE_COMMON_CRYPTO did nothing when BLK_SHA1 was
set.  But APPLE_COMMON_CRYPTO is now used for more than just SHA1 (see
3ef2bca) so make sure that the appropriate libraries are always set.

Signed-off-by: Brian Gernhardt <brian@gernhardtsoftware.com>
Reviewed-by: Jeremy Huddleston Sequoia <jeremyhu@apple.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

Makefile

@@ -1167,6 +1167,9 @@ ifdef NEEDS_SSL_WITH_CRYPTO
 else
 	LIB_4_CRYPTO = $(OPENSSL_LINK) -lcrypto
 endif
+ifdef APPLE_COMMON_CRYPTO
+	LIB_4_CRYPTO += -framework Security -framework CoreFoundation
+endif
 endif
 ifdef NEEDS_LIBICONV
 	ifdef ICONVDIR
@@ -1398,7 +1401,6 @@ ifdef PPC_SHA1
 	LIB_H += ppc/sha1.h
 else
 ifdef APPLE_COMMON_CRYPTO
-	LIB_4_CRYPTO += -framework Security -framework CoreFoundation
 	COMPAT_CFLAGS += -DCOMMON_DIGEST_FOR_OPENSSL
 	SHA1_HEADER = <CommonCrypto/CommonDigest.h>
 else