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OpenSolaris 2009.06 - man page for mach (opensolaris section 1)

mach(1) 							   User Commands							   mach(1)

NAME
mach - display the processor type of the current host
SYNOPSIS
mach
DESCRIPTION
The mach command displays the processor-type of the current host.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------------------------------------+ |ATTRIBUTE TYPE ATTRIBUTE VALUE | |Availability SUNWcsu | +-----------------------------------------------------------+
SEE ALSO
arch(1), uname(1), attributes(5)
NOTES
mach and uname -p return equivalent values; therefore, Independent Software Vendors (ISV) and others who need to ascertain processor type are encouraged to use uname with the -p option instead of the mach command. The mach command is provided for compatibility with previous releases, but generally its use is discouraged. SunOS 5.11 18 Jan 1996 mach(1)