File fix_GDK_DISPLAY_call.patch of Package gbench

--- a/src/gui/widgets/feedback/dump_sysinfo.cpp_orig	2022-06-20 00:05:53.703694595 +0200
+++ b/src/gui/widgets/feedback/dump_sysinfo.cpp	2022-06-20 00:08:35.850045621 +0200
@@ -241,9 +241,12 @@
          ostr << "GLU_VERSION: " << ptr << endl;
 
 #if defined(__WXGTK20__) || defined(__WXGTK__)
-        int glxMajorVer = 1, glxMinorVer = 0;
-        glXQueryVersion(GDK_DISPLAY(), &glxMajorVer, &glxMinorVer);
-        ostr << "GLX Version: " << glxMajorVer << "." << glxMinorVer << endl;
+         auto xdisplay = gdk_x11_display_get_xdisplay(gdk_display_get_default());
+         if (xdisplay) {
+             int glxMajorVer = 1, glxMinorVer = 0;
+             glXQueryVersion(xdisplay, &glxMajorVer, &glxMinorVer);
+             ostr << "GLX Version: " << glxMajorVer << "." << glxMinorVer << endl;
+         }
 #endif
          ptr = glGetString(GL_EXTENSIONS);
          if (ptr) {