skip_all 'This perl wasn\'t built to support threads'
unless $Config{useithreads};
skip_all 'perl 5.13.4 required to test thread safety'
- unless $force or "$]" >= 5.013004;
+ unless $force or "$]" >= 5.013_004;
load_or_skip_all('threads', $force ? '0' : '1.67', [ ]);