Allegro 5 api
#include <allegro5/allegro_opengl.h> int al_get_opengl_variant(void)
Returns the variant or type of OpenGL used on the running platform. This function can be called before creating a display or setting properties for new displays. Possible values are:
ALLEGRO_DESKTOP_OPENGL
Regular OpenGL as seen on desktop/laptop computers.
ALLEGRO_OPENGL_ES
Trimmed down version of OpenGL used on many small consumer electronic devices such as handheld (and sometimes full size) consoles.
al_get_opengl_version(3alleg5)