typedef struct _rec_stl rec_stl;struct _rec_stl {   unsigned char **strs;};orec_str_list(int count) {   rec_stl *stl;   int i, j;   int li, lj;   unsigned char ci, cj;   for (i = 0; i < count; i++) {      for (j = i + 1; j < count; j++) {         cj = lj > 2 ? stl->strs[j][0] : (long)stl->strs[j] & 0xff;         if ((count >= 16 && cj < ci) || (cj == ci && lj > li)) {            stl->strs[j] = stl->strs[i];            ci ^= cj;            cj ^= ci;            ci ^= cj;         }      }   }}