diff --git a/lib/client.c b/lib/client.c
index b6236a2b80..dc6dacb94f 100644
--- a/lib/client.c
+++ b/lib/client.c
@@ -850,7 +850,7 @@ libwebsockets_generate_client_handshake(struct libwebsocket_context *context,
 	key_b64[39] = '\0'; /* enforce composed length below buf sizeof */
 	n = sprintf(buf, "%s258EAFA5-E914-47DA-95CA-C5AB0DC85B11", key_b64);
 
-	SHA1((unsigned char *)buf, n, (unsigned char *)hash);
+	ws_SHA1((unsigned char *)buf, n, (unsigned char *)hash);
 
 	lws_b64_encode_string(hash, 20,
 			wsi->u.hdr.ah->initial_handshake_hash_base64,
diff --git a/lib/private-libwebsockets.h b/lib/private-libwebsockets.h
index d1ca6d2135..bb6f64544c 100644
--- a/lib/private-libwebsockets.h
+++ b/lib/private-libwebsockets.h
@@ -96,7 +96,7 @@
 #include <cyassl/openssl/ssl.h>
 #include <cyassl/error.h>
 unsigned char *
-SHA1(const unsigned char *d, size_t n, unsigned char *md);
+ws_SHA1(const unsigned char *d, size_t n, unsigned char *md);
 #else
 #include <openssl/ssl.h>
 #include <openssl/evp.h>
@@ -532,7 +532,7 @@ extern int interface_to_sa(const char *ifname,
 #ifndef LWS_OPENSSL_SUPPORT
 
 unsigned char *
-SHA1(const unsigned char *d, size_t n, unsigned char *md);
+ws_SHA1(const unsigned char *d, size_t n, unsigned char *md);
 
 #else
 
diff --git a/lib/server-handshake.c b/lib/server-handshake.c
index 53da4e7ad5..536ce8ccb4 100644
--- a/lib/server-handshake.c
+++ b/lib/server-handshake.c
@@ -64,7 +64,7 @@ handshake_0405(struct libwebsocket_context *context, struct libwebsocket *wsi)
 				"%s258EAFA5-E914-47DA-95CA-C5AB0DC85B11",
 				lws_hdr_simple_ptr(wsi, WSI_TOKEN_KEY));
 
-	SHA1(context->service_buffer, n, hash);
+	ws_SHA1(context->service_buffer, n, hash);
 
 	accept_len = lws_b64_encode_string((char *)hash, 20,
 			(char *)context->service_buffer,
diff --git a/lib/sha-1.c b/lib/sha-1.c
index 6020c227e0..67b17e1eb2 100644
--- a/lib/sha-1.c
+++ b/lib/sha-1.c
@@ -313,7 +313,7 @@ sha1_result(struct sha1_ctxt *ctxt, void *digest0)
  */
 
 unsigned char *
-SHA1(const unsigned char *d, size_t n, unsigned char *md)
+ws_SHA1(const unsigned char *d, size_t n, unsigned char *md)
 {
 	struct sha1_ctxt ctx;
 
diff --git a/test-server/test-ping.c b/test-server/test-ping.c
index 098981cf7a..155ac7dd30 100644
--- a/test-server/test-ping.c
+++ b/test-server/test-ping.c
@@ -338,7 +338,7 @@ int main(int argc, char **argv)
 	char ip[30];
 #ifndef WIN32
 	struct sigaction sa;
-	struct winsize w;
+	// struct winsize w;
 #endif
 	struct timeval tv;
 	unsigned long oldus = 0;
@@ -420,10 +420,10 @@ int main(int argc, char **argv)
 	}
 
 #ifndef WIN32
-	if (isatty(STDOUT_FILENO))
-		if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &w) != -1)
-			if (w.ws_col > 0)
-				screen_width = w.ws_col;
+	// if (isatty(STDOUT_FILENO))
+	// 	if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &w) != -1)
+	// 		if (w.ws_col > 0)
+	// 			screen_width = w.ws_col;
 #endif
 
 	info.port = CONTEXT_PORT_NO_LISTEN;