Michael ABBOTT reported that Ubuntu had problems running menuconfig.
Turned out that a POSIX script shell was in fact not POSIX: == does not check for equality, -eq does.

/trunk/kconfig/lxdialog/check-lxdialog.sh | 4 2 2 0 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

 # Compute x86_64-specific values

 CT_DoArchValues() {

     # The architecture part of the tuple:

     CT_TARGET_ARCH="${CT_ARCH}"

 }