al_get_opengl_variant - Man Page

#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(3)

al_get_opengl_version(3).