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+/* long-options.h -- declaration for --help- and --version-handling function.
+ Copyright (C) 1993-1994, 1998-1999, 2003, 2009-2022 Free Software
+ Foundation, Inc.
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 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 of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <https://www.gnu.org/licenses/>. */
+
+/* Written by Jim Meyering. */
+
+#ifndef LONG_OPTIONS_H_
+# define LONG_OPTIONS_H_ 1
+
+# include <stdbool.h>
+
+void parse_long_options (int _argc,
+ char **_argv,
+ const char *_command_name,
+ const char *_package,
+ const char *_version,
+ void (*_usage) (int),
+ /* const char *author1, ...*/ ...);
+
+void parse_gnu_standard_options_only (int argc,
+ char **argv,
+ const char *command_name,
+ const char *package,
+ const char *version,
+ bool scan_all,
+ void (*usage_func) (int),
+ /* const char *author1, ...*/ ...);
+
+#endif /* LONG_OPTIONS_H_ */