Add the –source option
Add the –platform option to the option parser.
Add the –prerelease option to the option parser.
accessor to Fiddle::CStructEntity
accessor to Fiddle::CUnionEntity
Calls wait repeatedly until the given block yields a truthy value.
Parses the configuration data read from io, see also parse.
Raises a ConfigError on invalid configuration data.
Duplicates the deflate stream.
Sanitize a single string.
Duplicates array_attributes from other_spec so state isn’t shared.
Sets the rubygems_version to the current RubyGems version.