al_get_blender - Man Page

#include <allegro5/allegro.h>

void al_get_blender(int *op, int *src, int *dst)

Returns the active blender for the current thread. You can pass NULL for values you are not interested in.

al_set_blender(3), al_get_separate_blender(3)

al_get_separate_blender(3), al_set_blender(3), al_set_separate_blender(3).