al_remove_opengl_fbo
void al_remove_opengl_fbo(ALLEGRO_BITMAP *bitmap)
Explicitly free an OpenGL FBO created for a bitmap, if it has one. Usually you do not need to worry about freeing FBOs, unless you use al_get_opengl_fbo.
See also: al_get_opengl_fbo, al_set_target_bitmap
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