Nodes of different colours represent the following:
Solid arrows point from a procedure to one which it calls. Dashed
arrows point from an interface to procedures which implement that interface.
This could include the module procedures in a generic interface or the
implementation in a submodule of an interface in a parent module.
Source Code
function newunit()result(nu)integer::nulogical::connectednu=21inquire(unit=nu,opened=connected)do while(connected)nu=nu+1inquire(unit=nu,opened=connected)end do end function newunit