Aha! That's how pkcs12 got missed from stackification.

apps/Makefile.ssl

@@ -59,7 +59,7 @@ E_SRC=	verify.c asn1pars.c req.c dgst.c dh.c enc.c gendh.c errstr.c ca.c \
 	rsa.c dsa.c dsaparam.c \
 	x509.c genrsa.c gendsa.c s_server.c s_client.c speed.c \
 	s_time.c $(A_SRC) $(S_SRC) version.c sess_id.c \
-	ciphers.c nseq.c
+	ciphers.c nseq.c pkcs12.c
 
 #	pem_mail.c
 
@@ -440,6 +440,24 @@ openssl.o: ../include/openssl/ssl2.h ../include/openssl/ssl23.h
 openssl.o: ../include/openssl/ssl3.h ../include/openssl/stack.h
 openssl.o: ../include/openssl/tls1.h ../include/openssl/x509.h
 openssl.o: ../include/openssl/x509_vfy.h apps.h progs.h s_apps.h
+pkcs12.o: ../include/openssl/asn1.h ../include/openssl/bio.h
+pkcs12.o: ../include/openssl/blowfish.h ../include/openssl/bn.h
+pkcs12.o: ../include/openssl/buffer.h ../include/openssl/cast.h
+pkcs12.o: ../include/openssl/crypto.h ../include/openssl/des.h
+pkcs12.o: ../include/openssl/dh.h ../include/openssl/dsa.h
+pkcs12.o: ../include/openssl/e_os.h ../include/openssl/e_os2.h
+pkcs12.o: ../include/openssl/err.h ../include/openssl/evp.h
+pkcs12.o: ../include/openssl/idea.h ../include/openssl/md2.h
+pkcs12.o: ../include/openssl/md5.h ../include/openssl/mdc2.h
+pkcs12.o: ../include/openssl/objects.h ../include/openssl/opensslconf.h
+pkcs12.o: ../include/openssl/opensslv.h ../include/openssl/pem.h
+pkcs12.o: ../include/openssl/pem2.h ../include/openssl/pkcs12.h
+pkcs12.o: ../include/openssl/pkcs7.h ../include/openssl/rc2.h
+pkcs12.o: ../include/openssl/rc4.h ../include/openssl/rc5.h
+pkcs12.o: ../include/openssl/ripemd.h ../include/openssl/rsa.h
+pkcs12.o: ../include/openssl/safestack.h ../include/openssl/sha.h
+pkcs12.o: ../include/openssl/stack.h ../include/openssl/x509.h
+pkcs12.o: ../include/openssl/x509_vfy.h apps.h progs.h
 pkcs7.o: ../include/openssl/asn1.h ../include/openssl/bio.h
 pkcs7.o: ../include/openssl/blowfish.h ../include/openssl/bn.h
 pkcs7.o: ../include/openssl/buffer.h ../include/openssl/cast.h