unsigned_sum      331 src/vfs/tar/tar.c     int unsigned_sum = 0;       /* the POSIX one :-) */
unsigned_sum      340 src/vfs/tar/tar.c         unsigned_sum += uc;
unsigned_sum      344 src/vfs/tar/tar.c     if (unsigned_sum == 0)
unsigned_sum      353 src/vfs/tar/tar.c         unsigned_sum -= uc;
unsigned_sum      357 src/vfs/tar/tar.c     unsigned_sum += ' ' * sizeof (header->header.chksum);
unsigned_sum      367 src/vfs/tar/tar.c     if (unsigned_sum != recorded_sum && signed_sum != recorded_sum)