Content of RPM tomlplusplus-devel-3.3.0-3.el9.x86_64.rpm :
/usr/include/toml++
/usr/include/toml++/impl
/usr/include/toml++/impl/array.h
/usr/include/toml++/impl/array.inl
/usr/include/toml++/impl/at_path.h
/usr/include/toml++/impl/at_path.inl
/usr/include/toml++/impl/date_time.h
/usr/include/toml++/impl/formatter.h
/usr/include/toml++/impl/formatter.inl
/usr/include/toml++/impl/forward_declarations.h
/usr/include/toml++/impl/header_end.h
/usr/include/toml++/impl/header_start.h
/usr/include/toml++/impl/json_formatter.h
/usr/include/toml++/impl/json_formatter.inl
/usr/include/toml++/impl/key.h
/usr/include/toml++/impl/make_node.h
/usr/include/toml++/impl/node.h
/usr/include/toml++/impl/node.inl
/usr/include/toml++/impl/node_view.h
/usr/include/toml++/impl/parse_error.h
/usr/include/toml++/impl/parse_result.h
/usr/include/toml++/impl/parser.h
/usr/include/toml++/impl/parser.inl
/usr/include/toml++/impl/path.h
/usr/include/toml++/impl/path.inl
/usr/include/toml++/impl/preprocessor.h
/usr/include/toml++/impl/print_to_stream.h
/usr/include/toml++/impl/print_to_stream.inl
/usr/include/toml++/impl/simd.h
/usr/include/toml++/impl/source_region.h
/usr/include/toml++/impl/std_except.h
/usr/include/toml++/impl/std_initializer_list.h
/usr/include/toml++/impl/std_map.h
/usr/include/toml++/impl/std_new.h
/usr/include/toml++/impl/std_optional.h
/usr/include/toml++/impl/std_string.h
/usr/include/toml++/impl/std_string.inl
/usr/include/toml++/impl/std_utility.h
/usr/include/toml++/impl/std_variant.h
/usr/include/toml++/impl/std_vector.h
/usr/include/toml++/impl/table.h
/usr/include/toml++/impl/table.inl
/usr/include/toml++/impl/toml_formatter.h
/usr/include/toml++/impl/toml_formatter.inl
/usr/include/toml++/impl/unicode.h
/usr/include/toml++/impl/unicode.inl
/usr/include/toml++/impl/unicode_autogenerated.h
/usr/include/toml++/impl/value.h
/usr/include/toml++/impl/version.h
/usr/include/toml++/impl/yaml_formatter.h
/usr/include/toml++/impl/yaml_formatter.inl
/usr/include/toml++/toml.h
/usr/lib64/cmake/tomlplusplus
/usr/lib64/cmake/tomlplusplus/tomlplusplusConfig.cmake
/usr/lib64/cmake/tomlplusplus/tomlplusplusConfigVersion.cmake
/usr/lib64/libtomlplusplus.so
/usr/lib64/pkgconfig/tomlplusplus.pc