/* Functions to provide compatibility with older X libs.   Copyright 1998 Gene McCulley <mcculley@cuspy.com>, Cuspy Solutions, Inc.This program is free software; you can redistribute it and/or modifyit under the terms of the GNU General Public License as published bythe Free Software Foundation; either version 2 of the License, or(at your option) any later version.This program is distributed in the hope that it will be useful,but WITHOUT ANY WARRANTY; without even the implied warranty ofMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See theGNU General Public License for more details.You should have received a copy of the GNU General Public Licensealong with this program; if not, write to the Free SoftwareFoundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */#include <stdio.h>#include <stdarg.h>#include "open_app.h"#include <X11/Shell.h>#if XtSpecificationRelease < 6Widget XtVaOpenApplication(XtAppContext *app_context_return,                           String application_class,                           XrmOptionDescRec *options,                           Cardinal num_options,                           int *argc_in_out,                           String *argv_in_out,                           String *fallback_resources,                           WidgetClass widget_class,                           ...){  XtAppContext context;  Display *display;  va_list args;  Widget shell;  XtToolkitInitialize();  context = XtCreateApplicationContext();  if (app_context_return)    *app_context_return = context;  if (fallback_resources)    XtAppSetFallbackResources(context, fallback_resources);  display = XtOpenDisplay(context, NULL, NULL, application_class, options,                          num_options, argc_in_out, argv_in_out);  if (!display) {    fprintf(stderr, "Failed to open the display.\n");    exit(1);  }  va_start(args, widget_class);  shell = XtVaAppCreateShell(NULL, NULL, applicationShellWidgetClass, display,                             args);  va_end(args);  return shell;}#endif