Integrate OpenSSL changeset 22950 (appro):
Integrate OpenSSL changeset 22950 (appro):

	bn_word.c: fix overflow bug in BN_add_word.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase