org-babel-use-quick-and-dirty-noweb-expansion

org-babel-use-quick-and-dirty-noweb-expansion is a variable defined in `ob-core.el'.
Its value is

nil

Documentation:
Set to true to use regular expressions to expand noweb references.
This results in much faster noweb reference expansion but does
not properly allow code blocks to inherit the ":noweb-ref"
header argument from buffer or subtree wide properties.