Make _load_size accurately reflect the number of bytes in the actual

image file.

src/arch/i386/scripts/i386.lds

     _textdata_progbits_size = _etextdata_progbits - _textdata;
     .			    = _textdata_load_addr + _textdata_progbits_size;
 
-    .			    = ALIGN ( _max_align );
-
     _load_size		    = . - _load_addr;
 
     /*