build: More changes to allow build with no Kyber.
* cipher/Makefile.am (libcipher_la_SOURCES): Move kyber.c and kyber.h to ... (EXTRA_libcipher_la_SOURCES): ... here. * cipher/kem.c: [USE_KYBER]: Only include kyber.h when USE_KYBER. (_gcry_kem_genkey, _gcry_kem_encap, _gcry_kem_decap): [USE_KYBER]: Enable Kyber when USE_KYBER. * tests/keygen.c (check_kem_keys): [USE_KYBER]: Enable Kyber when USE_KYBER.
Cherry-picked master commit of:
d9acecb02a90f8a746d7a9349782a08b014c82ba
- Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>