#include <NINJA.H> 
void njRotateLightZ( *ptr, angz )
NJS_LIGHT *ptr
Angle angz 

#include <NINJA.H> 
...........

NJS_LIGHT light;

njInitSystem();
njCreateLight(&light, NJD_POINT_LIGHT);

...........
njClearMatrix();

/* Ｚ軸を３０度の回転 */
njRotateLightZ(&light, NJM_RAD_ANG(NJD_PI/6.f));