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From Michael Felt <>
Subject Re: problem with build on AIX 6.1
Date Wed, 07 Oct 2009 14:52:26 GMT
I had, as an experiment tried xlC and a LDFLAG I had been using for php
builds (-blibpath:xxx) was not accepted as an argument. I'll try xlc and
xlc_r and see if I can spot differences.

On Wed, Oct 7, 2009 at 4:34 PM, Jeff Trawick <> wrote:

> On Wed, Oct 7, 2009 at 10:27 AM, Michael Felt <> wrote:
> > You sound much better versed than I. However, next week when I am back
> I'll
> > go thru my "obscure" and see if I can find anything to help me
> understand.
> > Someone in IBM probably had a reason for being different (i.e. COFF
> versus
> > ELF). I just hope to understand it well enough to be able to be able to
> get
> > builds to build easily.
> (butting in; I was once versed enough)
> COFF vs. ELF doesn't matter
> statically resolving all symbols vs. dynamically resolving symbols
> does matter for some code (e.g., mod_perl for Apache); thus, -brtl is
> important; APR's apr_hints.m4 adds it to LDFLAGS for modern AIX
> IIRC, when libtool sees -brtl it names shared libraries .so instead of .a
> > Would you care to comment on a preference for CC definition when using XL
> > compilers. I am leaning towards xlc.
> CC=xlc_r gets you the appropriate reentrant flags

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