hlsa_color_set_lightness 7791 imlib2.c         rb_define_method(cHlsaColor, "l=", hlsa_color_set_lightness, 1);
hlsa_color_set_lightness 7793 imlib2.c         rb_define_method(cHlsaColor, "lightness=", hlsa_color_set_lightness, 1);