Re: Errors in config

[Rick Scott]

>     thus making it impossible to restore CFLAGS again.
> 
> In acinclude.m4 is there some errors in LT_HAVE_GETHOSTNAME:
> 1) AC_TRY_LINK does only take 4 arguments.

Why do we have LT_HAVE_GETHOSTNAME anyway?? Comments indicate that it is to
find out whether -lnsl is needed. This check is done by AC_PATH_XTRA, and the
results are put into X_EXTRA_LIBS.