bug#61730: 30.0.50; Compiler warnings for delq and delete

[Michael Heerdegen]

Michael Heerdegen <michael_heerdegen@web.de> writes:

> I mean all functions with either no side effects or such which may alter
> original list structures but in unpredictable ways so that only the
> return value is ever useful.

With other words: calls where we are sure that they can't make sense.

Michael.