7069 i386_XARCH should include -m32
Reviewed by: Jason King <jason.brian.king@gmail.com>
Reviewed by: Igor Kozhukhov <ikozhukhov@gmail.com>
Approved by: Robert Mustacchi <rm@joyent.com>

6659940 ON makefiles use wrong options for Sun Studio 12 compiler and lint.
6751897 usr/src/tools/cw.c needs to be updated for Sun Studio 12 switchover.

OpenSolaris Launch