NAME

machid: m68k, m88k, pdp11, u3b, u3b5, u3b15, vax, u370 − get processor type truth value

SYNOPSIS

u3b u3b2 u3b5 u3b15 m68k m88k pdp11 vax u370

DESCRIPTION

The following commands will return a true value (exit code of 0) if you are on a processor that the command name indicates. 

m68k True if you are on a M68000 family of processors computer. 

m88k
True if you are on a M88000 family of processors computer.

pdp11
True if you are on a PDP-11/45™ or PDP-11/70™. 

u3b
True if you are on a 3B20 computer.

u3b2
True if you are on a 3B2 computer.

u3b5
True if you are on a 3B5 computer.

u3b15
True if you are on a 3B15 computer.

vax
True if you are on a VAX-11/750™ or VAX-11/780™. 

u370
True if you are on an IBM® System/370™ computer.

The commands that do not apply will return a false (non-zero) value.  These commands are often used within makefiles [see make(1)] and shell procedures [see sh(1)] to increase portability. 

SEE ALSO

sh(1), test(1), true(1), uname, make(1)

NOTES

The machid family of commands is obsolescent.  Use uname -p and uname -m instead. 

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