ws2_32/tests: Don't test function directly when reporting WSAGetLastError().

dlls/ws2_32/tests/sock.c

@@ -2094,7 +2094,7 @@ static void test_WSADuplicateSocket(void)
     WSAPROTOCOL_INFOA info;
     DWORD err;
     struct sockaddr_in addr;
-    int socktype, size, addrsize;
+    int socktype, size, addrsize, ret;
     char teststr[] = "TEST", buffer[16];
 
     source = WSASocketA(AF_INET, SOCK_STREAM, IPPROTO_TCP, NULL, 0, 0);
@@ -2181,8 +2181,8 @@ static void test_WSADuplicateSocket(void)
     ok(dupsock != INVALID_SOCKET, "WSASocketA should have succeeded\n");
 
     size = sizeof(int);
-    ok(!getsockopt(dupsock, SOL_SOCKET, SO_TYPE, (char *) &socktype, &size),
-       "getsockopt failed with %d\n", WSAGetLastError());
+    ret = getsockopt(dupsock, SOL_SOCKET, SO_TYPE, (char *) &socktype, &size);
+    ok(!ret, "getsockopt failed with %d\n", WSAGetLastError());
     ok(socktype == SOCK_DGRAM, "Wrong socket type, expected %d received %d\n",
        SOCK_DGRAM, socktype);