Summary: The warning was "format not a string literal and no format arguments [-Wformat-security]".
Test Plan: gcc -o evas-box evas-box.c `pkg-config --libs --cflags evas ecore ecore-evas eina`
Reviewers: singh.amitesh, seoz, stefan_schmidt
CC: cedric, stefan_schmidt
Differential Revision: https://phab.enlightenment.org/D585
Signed-off-by: Cedric Bail <cedric.bail@free.fr>