ws2_32: Do not allow socket creation if WSAStartup was not called.

dlls/ws2_32/socket.c

@@ -5878,6 +5878,12 @@ SOCKET WINAPI WSASocketW(int af, int type, int protocol,
    TRACE("af=%d type=%d protocol=%d protocol_info=%p group=%d flags=0x%x\n",
          af, type, protocol, lpProtocolInfo, g, dwFlags );
 
+    if (!num_startup)
+    {
+        err = WSANOTINITIALISED;
+        goto done;
+    }
+
     /* hack for WSADuplicateSocket */
     if (lpProtocolInfo && lpProtocolInfo->dwServiceFlags4 == 0xff00ff00) {
       ret = lpProtocolInfo->dwServiceFlags3;

dlls/ws2_32/tests/sock.c

@@ -975,7 +975,6 @@ static void test_WithoutWSAStartup(void)
     WSASetLastError(0xdeadbeef);
     ok(WSASocketA(0, 0, 0, NULL, 0, 0) == INVALID_SOCKET, "WSASocketA should have failed\n");
     err = WSAGetLastError();
-todo_wine
     ok(err == WSANOTINITIALISED, "Expected 10093, received %d\n", err);
 
     WSASetLastError(0xdeadbeef);