shift             897 src/string.c       unsigned char shift[256];
shift             899 src/string.c       for (i=0; i<256; i++) { shift[i] = siz2; }
shift             901 src/string.c           shift[(unsigned char)ss2[j]] = siz2-j-1;
shift             903 src/string.c       for (i=siz2-1; i<siz1; i+=shift[(unsigned char)ss1[i]]) {