Your search +path:libpng-1 +path:. +path:x +path:. +path:x +path:. +path:tar +path:. +path:bz2 +path:. did not match any files.
Suggestions:

• Make sure all terms are spelled correctly.
• Try different keywords.
• Try more general keywords.
• Use 'wil*' cards if you are looking for partial match.