NetBSD CPU Families

Alpha		64-bit

AMD64		32- or 64-bit with 32-bit compat

ARM		26- and 32-bit

HP-PA

i386		(and later, of course)

m68k

MIPS		32- and 64-bit parts, BE and LE

ns32k

PowerPC

SH3		and SH4, BE and LE

SH5		64-bit

SPARC		32- and 64-bit with 32-bit compat

VAX