BOX_C1_LOG        906 gd/libgd/gd_topal.c #define BOX_C1_ELEMS  (1<<BOX_C1_LOG)
BOX_C1_LOG        910 gd/libgd/gd_topal.c #define BOX_C1_SHIFT  (C1_SHIFT + BOX_C1_LOG)
BOX_C1_LOG       1230 gd/libgd/gd_topal.c   c1 >>= BOX_C1_LOG;
BOX_C1_LOG       1259 gd/libgd/gd_topal.c   c1 <<= BOX_C1_LOG;