[PATCH] resolv: Do not build libanl.so for ABIs starting at 2.35

[Florian Weimer]

* Stafford Horne:

> One more thing, sorry I just picked this up now.  After the fixes we are now
> getting:
>
>     make: Entering directory '/home/shorne/work/gnu-toolchain/glibc/resolv'
>     make: *** No rule to make target '/home/shorne/work/gnu-toolchain/build-glibc/resolv/tst-resolv-res_ninit.out', needed by '/home/shorne/work/gnu-toolchain/build-glibc/resolv/mtrace-tst-resolv-res_ninit.out'.  Stop.
>     make: Leaving directory '/home/shorne/work/gnu-toolchain/glibc/resolv'
>
> The "if" condition change blocked many of the tst-resolv* tests from being
> built or run for 2.35 only ports.  Is that expected?  There are now a few
> things like above that are missing their dependencies. Do we need:
>
> diff --git a/resolv/Makefile b/resolv/Makefile
> index c465479e8b..11e3b203a3 100644
> --- a/resolv/Makefile
> +++ b/resolv/Makefile
> @@ -84,7 +84,9 @@ endif
>  ifeq ($(have-GLIBC_2.34)$(have-thread-library),yesyes)
>  # Empty compatibility library for old binaries.
>  extra-libs += libanl
> +endif
>  
> +ifeq ($(have-thread-library),yes)
>  tests += \
>    tst-bug18665 \
>    tst-bug18665-tcp \

Sorry about that, I should have reviewed this more closely.

Can you move the libanl settings closer together?
$(libanl-routines-var) should be outside the $(have-GLIBC_2.34)
condition, libanl-routines += libanl-compat should be inside it.

Thanks,
Florian