make bootstrap successful on i386-pc-solaris2.10

[Pete Fritchman]

sparks #  ../gcc-3.4.3/config.guess
i386-pc-solaris2.10
sparks #  gcc -v
Reading specs from /usr/local/lib/gcc/i386-pc-solaris2.10/3.4.3/specs
Configured with: /var/tmp/pkg/gcc/gcc-3.4.3/configure --prefix=/usr/local
Thread model: posix
gcc version 3.4.3
sparks #  

This is Solaris 10 beta (build 72) running on the x86-64 platform (Opteron).

--pete