delphi-indent-level

delphi-indent-level is a variable defined in `opascal.el'.
Its value is

3

• This variable is an alias for `opascal-indent-level'.
• This variable is obsolete since 24.4;
  use `opascal-indent-level' instead.

Documentation:
Indentation of OPascal statements with respect to containing block.
E.g.

begin
// This is an indent of 3.
end;

You can customize this variable.