attempt to handle missing readline() stuff better.


git-svn-id: https://ilk.uvt.nl/svn/sources/Frog/trunk@17518 12f355fe-0486-481a-ad91-c297ab22b4e3
next attempt :{


git-svn-id: https://ilk.uvt.nl/svn/sources/Frog/trunk@17519 12f355fe-0486-481a-ad91-c297ab22b4e3