U:RDoc::AnyMethod[iI" empty?:ETI"Queue#empty?;TF: publico:RDoc::Markup::Document: @parts[o:RDoc::Markup::Paragraph; [I"*Returns +true+ if the queue is empty.;T: @fileI"thread_sync.c;T:0@omit_headings_from_table_of_contents_below0I" empty? ;T0[I"();T@FI" Queue;TcRDoc::NormalClass00