[R] trouble compiling R on Irix

ripley@stats.ox.ac.uk ripley at stats.ox.ac.uk
Thu Apr 18 17:33:14 CEST 2002

On Thu, 18 Apr 2002, Liaw, Andy wrote:

> Dear R-help,
> I'm trying to compile R-1.4.1 on Irix, and run into the following error when
> making R.bin:
> The linker (ld32) complained that "gzeof", "gzgetc", "gztell", and "gzseek"
> are unresolved symbols in connection.o.  Are these supposed to be in libz.a?

Yes (or libz.so).

> My suspicion is that maybe the libz.a on this system is outdated.  Any
> hints?

Seems pretty unlikely.  We test for >= 1.1.3, and that dates from 1998 and
does contain those symbols.  It seems more likely that the library is

It is highly recommended to use zlib 1.1.4 for security reasons, so
I suggest replacing libz.a with that version.

Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272860 (secr)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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