Returns the values associated with key under group_name as
booleans.
If key cannot be found then null is returned and error is set to
G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the values associated
with key cannot be interpreted as booleans then null is returned
and error is set to G_KEY_FILE_ERROR_INVALID_VALUE.
the values associated with the key as a list of booleans, or null if the
key was not found or could not be parsed. The returned list of booleans
should be freed with glib.global.gfree when no longer needed.
Returns the values associated with key under group_name as booleans.
If key cannot be found then null is returned and error is set to G_KEY_FILE_ERROR_KEY_NOT_FOUND. Likewise, if the values associated with key cannot be interpreted as booleans then null is returned and error is set to G_KEY_FILE_ERROR_INVALID_VALUE.