needed to determine that on x86-linux, RPM builds "i386" RPMs
while on Sparc/Solaris, it builds "sparc" RPMs. Since the
buildall script installs the binutils RPM to build the gccnewlib
RPM, it needs to know this.
by all targets and one or more target specific RPMs. This significantly
reduces the conflicts between the RPMs whether installing one or multiple
targets.
issue and has mkbspspec in a better state. user.cfg is now
gone.
There are some miscellaneous changes to buildall done by Joel
to clean up the build process.