File antimicro-gcc11-fix.patch of Package antimicro

diff -Pdpru antimicro-2.23.orig/src/mainwindow.cpp antimicro-2.23/src/mainwindow.cpp
--- antimicro-2.23.orig/src/mainwindow.cpp	2016-11-06 04:23:03.000000000 +0300
+++ antimicro-2.23/src/mainwindow.cpp	2021-06-05 03:51:51.830675677 +0300
@@ -364,7 +364,7 @@ void MainWindow::makeJoystickTabs()
         ui->tabWidget->addTab(tabwidget, joytabName);
     }
 
-    if (joysticks > 0)
+    if (joysticks != nullptr)
     {
         ui->tabWidget->setCurrentIndex(0);
         ui->stackedWidget->setCurrentIndex(1);