Make madness on irix6.5

[Alexandre Oliva]

On Nov  9, 2000, "Billinghurst, David (CRTS)" <David.Billinghurst@riotinto.com> wrote:

> Current cvs seems to go into an infinite recursive make on irix6.5.  (Well
> it got to a depth of 209 before I killed it)  The problem seems to be due to
> multilibs as it keeps adding "-mabi=64" to  LIBGCC2_CFLAGS.

Oops.  That's my fault (even though I'd much rather blame whoever
decided to create a multilib dirname containing `=' :-).  Does this
fix the problem?