al_remove_opengl_fbo - Man Page
Allegro 5 API
Synopsis
#include <allegro5/allegro_opengl.h> void al_remove_opengl_fbo(ALLEGRO_BITMAP *bitmap)
Description
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(3).
See Also
Referenced By
al_get_opengl_fbo(3), al_set_target_bitmap(3).
Allegro reference manual