configure: error: cannot guess build type; you must specify one

[Ali Behnam]

config.guess timestamp = 2006-07-02

uname -m = x86_64

uname -r = 5.0.0

uname -s = VMkernel

uname -v = #1 SMP Release build-914586 Nov 18 2012 11:14:47

/usr/bin/uname -p = unknown

/bin/uname -X     =

hostinfo               =

/bin/universe          =

/usr/bin/arch -k       =

/bin/arch              =

/usr/bin/oslevel       =

/usr/convex/getsysinfo =

UNAME_MACHINE = x86_64

UNAME_RELEASE = 5.0.0

UNAME_SYSTEM  = VMkernel

UNAME_VERSION = #1 SMP Release build-914586 Nov 18 2012 11:14:47