[[!comment format=mdwn
 username="http://joeyh.name/"
 ip="209.250.56.64"
 subject="comment 1"
 date="2013-11-26T17:23:52Z"
 content="""
I think that older Android builds did support this (IIRC). However, I recently rebootstrapped my android dev environment, and when I enable the XMPP flag now:

<pre>
system.c:222:0:  error: undefined reference to 'pthread_atfork'

cipher.c:213:0:  error: undefined reference to 'nettle_cbc_encrypt'

cipher.c:213:0:  error: undefined reference to 'nettle_cbc_decrypt'

cipher.c:213:0:  error: undefined reference to 'nettle_des_encrypt'

cipher.c:213:0:  error: undefined reference to 'nettle_des_decrypt'

cipher.c:213:0:
     error: undefined reference to 'nettle_arcfour_crypt'

cipher.c:213:0:
     error: undefined reference to 'nettle_des3_encrypt'

cipher.c:213:0:
     error: undefined reference to 'nettle_des3_decrypt'

cipher.c:213:0:
     error: undefined reference to 'nettle_arctwo_encrypt'

cipher.c:213:0:
     error: undefined reference to 'nettle_arctwo_decrypt'

cipher.c:265:0:
     error: undefined reference to 'nettle_arcfour_set_key'

cipher.c:68:0:
     error: undefined reference to 'nettle_aes_set_encrypt_key'

cipher.c:69:0:
     error: undefined reference to 'nettle_aes_invert_key'

cipher.c:96:0:
     error: undefined reference to 'nettle_camellia_set_encrypt_key'

cipher.c:97:0:
     error: undefined reference to 'nettle_camellia_invert_key'

cipher.c:268:0:
     error: undefined reference to 'nettle_arctwo_set_key'

cipher.c:239:0:
     error: undefined reference to 'nettle_des_fix_parity'

cipher.c:242:0:
     error: undefined reference to 'nettle_des3_set_key'

cipher.c:255:0:
     error: undefined reference to 'nettle_des_fix_parity'

cipher.c:257:0:  error: undefined reference to 'nettle_des_set_key'

cipher.c:83:0:  error: undefined reference to 'nettle_aes_decrypt'

cipher.c:76:0:  error: undefined reference to 'nettle_aes_encrypt'

cipher.c:111:0:
     error: undefined reference to 'nettle_camellia_crypt'

cipher.c:104:0:
     error: undefined reference to 'nettle_camellia_crypt'

mac.c:146:0:
     error: undefined reference to 'nettle_hmac_sha256_update'

mac.c:146:0:
     error: undefined reference to 'nettle_hmac_sha224_digest'

mac.c:146:0:
     error: undefined reference to 'nettle_hmac_sha224_set_key'

mac.c:146:0:
     error: undefined reference to 'nettle_hmac_md5_update'

mac.c:146:0:
     error: undefined reference to 'nettle_hmac_md5_digest'

mac.c:146:0:
     error: undefined reference to 'nettle_hmac_md5_set_key'

mac.c:146:0:
     error: undefined reference to 'nettle_hmac_sha1_update'

mac.c:146:0:
     error: undefined reference to 'nettle_hmac_sha1_digest'

mac.c:146:0:
     error: undefined reference to 'nettle_hmac_sha1_set_key'

mac.c:146:0:
     error: undefined reference to 'nettle_hmac_sha256_digest'

mac.c:146:0:
     error: undefined reference to 'nettle_hmac_sha256_set_key'

mac.c:146:0:
     error: undefined reference to 'nettle_hmac_sha512_update'

mac.c:146:0:
     error: undefined reference to 'nettle_hmac_sha384_digest'

mac.c:146:0:
     error: undefined reference to 'nettle_hmac_sha384_set_key'

mac.c:146:0:
     error: undefined reference to 'nettle_hmac_sha512_digest'

mac.c:146:0:
     error: undefined reference to 'nettle_hmac_sha512_set_key'

mac.c:243:0:  error: undefined reference to 'nettle_sha224_init'

mac.c:222:0:  error: undefined reference to 'nettle_md5_init'

mac.c:229:0:  error: undefined reference to 'nettle_sha1_init'

mac.c:236:0:  error: undefined reference to 'nettle_md2_init'

mac.c:250:0:  error: undefined reference to 'nettle_sha256_init'

mac.c:257:0:  error: undefined reference to 'nettle_sha384_init'

mac.c:264:0:  error: undefined reference to 'nettle_sha512_init'

mac.c:278:0:  error: undefined reference to 'nettle_sha256_update'

mac.c:278:0:  error: undefined reference to 'nettle_sha224_digest'

mac.c:278:0:  error: undefined reference to 'nettle_md5_update'

mac.c:278:0:  error: undefined reference to 'nettle_md5_digest'

mac.c:278:0:  error: undefined reference to 'nettle_sha1_update'

mac.c:278:0:  error: undefined reference to 'nettle_sha1_digest'

mac.c:278:0:  error: undefined reference to 'nettle_md2_update'

mac.c:278:0:  error: undefined reference to 'nettle_md2_digest'

mac.c:278:0:  error: undefined reference to 'nettle_sha256_digest'

mac.c:278:0:  error: undefined reference to 'nettle_sha512_update'

mac.c:278:0:  error: undefined reference to 'nettle_sha384_digest'

mac.c:278:0:  error: undefined reference to 'nettle_sha512_digest'

mpi.c:48:0:
     error: undefined reference to 'nettle_mpz_sizeinbase_256_u'

mpi.c:80:0:  error: undefined reference to 'nettle_mpz_get_str_256'

mpi.c:76:0:  error: undefined reference to 'nettle_mpz_get_str_256'

mpi.c:52:0:
     error: undefined reference to 'nettle_mpz_sizeinbase_256_s'

mpi.c:56:0:
     error: undefined reference to 'nettle_mpz_sizeinbase_256_u'

mpi.c:142:0:
     error: undefined reference to 'nettle_mpz_set_str_256_u'

mpi.c:117:0:
     error: undefined reference to 'nettle_mpz_set_str_256_u'

mpi.c:121:0:
     error: undefined reference to 'nettle_mpz_set_str_256_s'

mpi.c:470:0:
     error: undefined reference to 'nettle_mpz_set_str_256_u'

mpi.c:496:0:
     error: undefined reference to 'nettle_mpz_set_str_256_u'

pk.c:505:0:
     error: undefined reference to 'nettle_dsa_public_key_init'

pk.c:506:0:
     error: undefined reference to 'nettle_dsa_private_key_init'

pk.c:515:0:
     error: undefined reference to 'nettle_dsa_generate_keypair'

pk.c:545:0:
     error: undefined reference to 'nettle_dsa_private_key_clear'

pk.c:546:0:
     error: undefined reference to 'nettle_dsa_public_key_clear'

pk.c:558:0:
     error: undefined reference to 'nettle_rsa_public_key_init'

pk.c:559:0:
     error: undefined reference to 'nettle_rsa_private_key_init'

pk.c:563:0:
     error: undefined reference to 'nettle_rsa_generate_keypair'

pk.c:598:0:
     error: undefined reference to 'nettle_rsa_private_key_clear'

pk.c:599:0:
     error: undefined reference to 'nettle_rsa_public_key_clear'

pk.c:598:0:
     error: undefined reference to 'nettle_rsa_private_key_clear'

pk.c:599:0:
     error: undefined reference to 'nettle_rsa_public_key_clear'

pk.c:545:0:
     error: undefined reference to 'nettle_dsa_private_key_clear'

pk.c:546:0:
     error: undefined reference to 'nettle_dsa_public_key_clear'

pk.c:286:0:
     error: undefined reference to 'nettle_dsa_signature_init'

pk.c:296:0:  error: undefined reference to '_nettle_dsa_sign'

pk.c:309:0:
     error: undefined reference to 'nettle_dsa_signature_clear'

pk.c:344:0:
     error: undefined reference to 'nettle_rsa_compute_root'

pk.c:309:0:
     error: undefined reference to 'nettle_dsa_signature_clear'

pk.c:231:0:
     error: undefined reference to 'nettle_rsa_compute_root'

pk.c:441:0:  error: undefined reference to '_nettle_dsa_verify'

rnd.c:222:0:
     error: undefined reference to 'nettle_yarrow256_update'

rnd.c:340:0:
     error: undefined reference to 'nettle_yarrow256_update'

rnd.c:284:0:
     error: undefined reference to 'nettle_yarrow256_update'

rnd.c:388:0:
     error: undefined reference to 'nettle_yarrow256_slow_reseed'

rnd.c:465:0:
     error: undefined reference to 'nettle_yarrow256_random'

rnd.c:421:0:  error: undefined reference to 'nettle_yarrow256_init'

rnd.c:437:0:
     error: undefined reference to 'nettle_yarrow256_slow_reseed'
collect2: error: ld returned 1 exit status
make: *** [android] Error 1
</pre>


"""]]