even              376 lib/libz/crc32.c     unsigned long even[GF2_DIM];    /* even-power-of-two zeros operator */
even              392 lib/libz/crc32.c     gf2_matrix_square(even, odd);
even              395 lib/libz/crc32.c     gf2_matrix_square(odd, even);
even              401 lib/libz/crc32.c         gf2_matrix_square(even, odd);
even              403 lib/libz/crc32.c             crc1 = gf2_matrix_times(even, crc1);
even              411 lib/libz/crc32.c         gf2_matrix_square(odd, even);