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@@ -110,7 +110,7 @@ err:
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static int conn_state(BIO *b, BIO_CONNECT *c)
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{
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- int ret = -1, i;
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+ int ret = -1, i, opts;
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BIO_info_cb *cb = NULL;
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if (c->info_callback != NULL)
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@@ -188,8 +188,12 @@ static int conn_state(BIO *b, BIO_CONNECT *c)
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case BIO_CONN_S_CONNECT:
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BIO_clear_retry_flags(b);
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ERR_set_mark();
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- ret = BIO_connect(b->num, BIO_ADDRINFO_address(c->addr_iter),
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- BIO_SOCK_KEEPALIVE | c->connect_mode);
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+
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+ opts = c->connect_mode;
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+ if (BIO_ADDRINFO_socktype(c->addr_iter) == SOCK_STREAM)
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+ opts |= BIO_SOCK_KEEPALIVE;
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+
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+ ret = BIO_connect(b->num, BIO_ADDRINFO_address(c->addr_iter), opts);
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b->retry_reason = 0;
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if (ret == 0) {
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if (BIO_sock_should_retry(ret)) {
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