Taking a look at macro

Signed-off-by: chatgris <jboyer@af83.com>
More fun with macros

Signed-off-by: chatgris <jboyer@af83.com>
macro and binding

Signed-off-by: chatgris <jboyer@af83.com>
macro and scope

Signed-off-by: chatgris <jboyer@af83.com>
macros and operators

Signed-off-by: chatgris <jboyer@af83.com>