PTR_BYTE_POS      977 src/indent.c   	    pos_byte = PTR_BYTE_POS (p);
PTR_BYTE_POS     1019 src/indent.c   	    pos_byte = PTR_BYTE_POS (p - 1);
PTR_BYTE_POS     6563 src/process.c  	  from_byte = PTR_BYTE_POS ((unsigned char *) buf);
PTR_BYTE_POS     5030 src/regex-emacs.c 	  if (PTR_BYTE_POS (d) != PT_BYTE)