rem: unsigned int c = *(const unsigned char *) block; unsigned int masked_c = (0x7f & c);
add: int masked_c = *p++ & 0x7f;
context: print_named_ascii (size_t n_bytes, const char *block,		   const char *unused_fmt_string ATTRIBUTE_UNUSED){  size_t i;  for (i = n_bytes; i > 0; i--)    {      unsigned int c = *(const unsigned char *) block;      unsigned int masked_c = (0x7f & c);      const char *s;      char buf[5];      if (masked_c == 127)	s = "del";      else if (masked_c <= 040)	s = charname[masked_c];      else	{	  sprintf (buf, "  %c", masked_c);	  s = buf;	}      printf (" %3s", s);      block += sizeof (unsigned char);    }}