Fix warnings.

6 files changed, 13 insertions, 13 deletions

diff --git a/apps/ocsp.c b/apps/ocsp.c
index 127eef6681..219dc2f359 100644
--- a/apps/ocsp.c
+++ b/apps/ocsp.c
@@ -1244,7 +1244,7 @@ static int send_ocsp_response(BIO *cbio, OCSP_RESPONSE *resp)
 		return 0;
 	BIO_printf(cbio, http_resp, i2d_OCSP_RESPONSE(resp, NULL));
 	i2d_OCSP_RESPONSE_bio(cbio, resp);
-	BIO_flush(cbio);
+	(void)BIO_flush(cbio);
 	return 1;
 	}
 
diff --git a/apps/rand.c b/apps/rand.c
index a893896033..c3b26c466d 100644
--- a/apps/rand.c
+++ b/apps/rand.c
@@ -213,7 +213,7 @@ int MAIN(int argc, char **argv)
 		BIO_write(out, buf, chunk);
 		num -= chunk;
 		}
-	BIO_flush(out);
+	(void)BIO_flush(out);
 
 	app_RAND_write_file(NULL, bio_err);
 	ret = 0;
diff --git a/apps/req.c b/apps/req.c
index 745ba7035f..cd59fe077e 100644
--- a/apps/req.c
+++ b/apps/req.c
@@ -1648,7 +1648,7 @@ static EVP_PKEY_CTX *set_keygen_ctx(BIO *err, const char *gstr, int *pkey_type,
 		if (!param)
 			{
 			X509 *x;
-			BIO_reset(pbio);
+			(void)BIO_reset(pbio);
 			x = PEM_read_bio_X509(pbio, NULL, NULL, NULL);
 			if (x)
 				{
diff --git a/apps/s_cb.c b/apps/s_cb.c
index fb33dee287..31616bb66d 100644
--- a/apps/s_cb.c
+++ b/apps/s_cb.c
@@ -590,7 +590,7 @@ void MS_CALLBACK msg_cb(int write_p, int version, int content_type, const void *
 			BIO_printf(bio, " ...");
 		BIO_printf(bio, "\n");
 		}
-	BIO_flush(bio);
+	(void)BIO_flush(bio);
 	}
 
 void MS_CALLBACK tlsext_cb(SSL *s, int client_server, int type,
@@ -648,6 +648,6 @@ void MS_CALLBACK tlsext_cb(SSL *s, int client_server, int type,
 	BIO_printf(bio, "TLS %s extension \"%s\" (id=%d), len=%d\n",
 			client_server ? "server": "client",
 			extname, type, len);
-	BIO_dump(bio, data, len);
+	BIO_dump(bio, (char *)data, len);
 	BIO_flush(bio);
 	}
diff --git a/apps/s_client.c b/apps/s_client.c
index 2d234a6926..59a4daa98a 100644
--- a/apps/s_client.c
+++ b/apps/s_client.c
@@ -893,7 +893,7 @@ re_start:
 			goto end;
 			}
 
-		BIO_ctrl_set_connected(sbio, 1, &peer);
+		(void)BIO_ctrl_set_connected(sbio, 1, &peer);
 
 		if (enable_timeouts)
 			{
@@ -984,7 +984,7 @@ re_start:
 		while (mbuf_len>3 && mbuf[3]=='-');
 		/* STARTTLS command requires EHLO... */
 		BIO_printf(fbio,"EHLO openssl.client.net\r\n");
-		BIO_flush(fbio);
+		(void)BIO_flush(fbio);
 		/* wait for multi-line response to end EHLO SMTP response */
 		do
 			{
@@ -993,7 +993,7 @@ re_start:
 				foundit=1;
 			}
 		while (mbuf_len>3 && mbuf[3]=='-');
-		BIO_flush(fbio);
+		(void)BIO_flush(fbio);
 		BIO_pop(fbio);
 		BIO_free(fbio);
 		if (!foundit)
@@ -1017,7 +1017,7 @@ re_start:
 		BIO_gets(fbio,mbuf,BUFSIZZ);
 		/* STARTTLS command requires CAPABILITY... */
 		BIO_printf(fbio,". CAPABILITY\r\n");
-		BIO_flush(fbio);
+		(void)BIO_flush(fbio);
 		/* wait for multi-line CAPABILITY response */
 		do
 			{
@@ -1026,7 +1026,7 @@ re_start:
 				foundit=1;
 			}
 		while (mbuf_len>3 && mbuf[0]!='.');
-		BIO_flush(fbio);
+		(void)BIO_flush(fbio);
 		BIO_pop(fbio);
 		BIO_free(fbio);
 		if (!foundit)
@@ -1046,7 +1046,7 @@ re_start:
 			mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
 			}
 		while (mbuf_len>3 && mbuf[3]=='-');
-		BIO_flush(fbio);
+		(void)BIO_flush(fbio);
 		BIO_pop(fbio);
 		BIO_free(fbio);
 		BIO_printf(sbio,"AUTH TLS\r\n");
@@ -1578,6 +1578,6 @@ static void print_stuff(BIO *bio, SSL *s, int full)
 	if (peer != NULL)
 		X509_free(peer);
 	/* flush, or debugging output gets mixed with http response */
-	BIO_flush(bio);
+	(void)BIO_flush(bio);
 	}
 
diff --git a/apps/s_server.c b/apps/s_server.c
index fc6256afe8..ac36039a14 100644
--- a/apps/s_server.c
+++ b/apps/s_server.c
@@ -1458,7 +1458,7 @@ bad:
 		}
 
 	BIO_printf(bio_s_out,"ACCEPT\n");
-	BIO_flush(bio_s_out);
+	(void)BIO_flush(bio_s_out);
 	if (www)
 		do_server(port,socket_type,&accept_socket,www_body, context);
 	else