96 struct BindgenCommand {  struct
98     header: Option<String>,
101     depfile: Option<String>,
104     default_enum_style: Option<EnumVariation>,
107     bitfield_enum: Vec<String>,
110     newtype_enum: Vec<String>,
113     newtype_global_enum: Vec<String>,
116     rustified_enum: Vec<String>,
119     constified_enum: Vec<String>,
122     constified_enum_module: Vec<String>,
125     default_macro_constant_type: Option<MacroTypeVariation>,
128     default_alias_style: Option<AliasVariation>,
131     normal_alias: Vec<String>,
134     new_type_alias: Vec<String>,
137     new_type_alias_deref: Vec<String>,
140     default_non_copy_union_style: Option<NonCopyUnionStyle>,
143     bindgen_wrapper_union: Vec<String>,
146     manually_drop_union: Vec<String>,
149     blocklist_type: Vec<String>,
152     blocklist_function: Vec<String>,
155     blocklist_item: Vec<String>,
158     blocklist_file: Vec<String>,
161     blocklist_var: Vec<String>,
164     no_layout_tests: bool,
167     no_derive_copy: bool,
170     no_derive_debug: bool,
173     no_derive_default: bool,
176     impl_debug: bool,
179     impl_partialeq: bool,
182     with_derive_default: bool,
185     with_derive_hash: bool,
188     with_derive_partialeq: bool,
191     with_derive_partialord: bool,
194     with_derive_eq: bool,
197     with_derive_ord: bool,
200     no_doc_comments: bool,
203     no_recursive_allowlist: bool,
206     objc_extern_crate: bool,
209     generate_block: bool,
212     generate_cstr: bool,
215     block_extern_crate: bool,
218     distrust_clang_mangling: bool,
221     builtins: bool,
224     ctypes_prefix: Option<String>,
227     anon_fields_prefix: String,
230     time_phases: bool,
233     emit_clang_ast: bool,
236     emit_ir: bool,
239     emit_ir_graphviz: Option<String>,
242     enable_cxx_namespaces: bool,
245     disable_name_namespacing: bool,
248     disable_nested_struct_naming: bool,
251     disable_untagged_union: bool,
254     disable_header_comment: bool,
257     ignore_functions: bool,
260     generate: Option<CodegenConfig>,
263     ignore_methods: bool,
266     no_convert_floats: bool,
269     no_prepend_enum_name: bool,
272     no_include_path_detection: bool,
275     fit_macro_constant_types: bool,
278     opaque_type: Vec<String>,
281     output: Option<String>,
284     raw_line: Vec<String>,
287     module_raw_line: Vec<String>,
289     rust_target: Option<RustTarget>,
292     use_core: bool,
295     conservative_inline_namespaces: bool,
298     allowlist_function: Vec<String>,
301     generate_inline_functions: bool,
304     allowlist_type: Vec<String>,
307     allowlist_var: Vec<String>,
310     allowlist_file: Vec<String>,
313     allowlist_item: Vec<String>,
316     verbose: bool,
319     dump_preprocessed_input: bool,
322     no_record_matches: bool,
325     no_size_t_is_usize: bool,
329     no_rustfmt_bindings: bool,
336     formatter: Option<Formatter>,
339     rustfmt_configuration_file: Option<PathBuf>,
342     no_partialeq: Vec<String>,
345     no_copy: Vec<String>,
348     no_debug: Vec<String>,
351     no_default: Vec<String>,
354     no_hash: Vec<String>,
357     must_use_type: Vec<String>,
360     enable_function_attribute_detection: bool,
363     use_array_pointers_in_arguments: bool,
366     wasm_import_module_name: Option<String>,
369     dynamic_loading: Option<String>,
372     dynamic_link_require_all: bool,
375     prefix_link_name: Option<String>,
378     respect_cxx_access_specs: bool,
381     translate_enum_integer_types: bool,
384     c_naming: bool,
387     explicit_padding: bool,
390     vtable_generation: bool,
393     sort_semantically: bool,
396     merge_extern_blocks: bool,
399     override_abi: Vec<(Abi, String)>,
402     wrap_unsafe_ops: bool,
405     with_derive_custom: Vec<(Vec<String>, String)>,
408     with_derive_custom_struct: Vec<(Vec<String>, String)>,
411     with_derive_custom_enum: Vec<(Vec<String>, String)>,
414     with_derive_custom_union: Vec<(Vec<String>, String)>,
417     wrap_static_fns: bool,
421     wrap_static_fns_path: Option<PathBuf>,
425     wrap_static_fns_suffix: Option<String>,
429     default_visibility: Option<FieldVisibilityKind>,
453     let command = BindgenCommand::parse_from(args);  in builder_from_flags()  argument
455     let BindgenCommand {  in builder_from_flags()  localVariable