With the addition of general text about how the return value is handled,
reference that while retaining the additional information about setting
$seama_image_size
Reviewed-by: Quentin Schulz <quentin.schulz@cherry.de>
Signed-off-by: Tom Rini <trini@konsulko.com>
Return value
------------
-The return value $? is set 0 (true) if the loading is succefull, and
-is set to 1 (false) in case of error.
-
-The environment variable $seama_image_size is set to the size of the
-loaded SEAMA image.
+Along with the general rules for setting $?, the environment variable
+$seama_image_size is set to the size of the loaded SEAMA image.