Remove obsolete ADDR32 and DATA32 checks.

configure.ac

@@ -1096,8 +1096,6 @@ if test "x$target_cpu" = xi386; then
     grub_CHECK_END_SYMBOL
   fi
   CFLAGS="$TARGET_CFLAGS"
-  grub_I386_ASM_PREFIX_REQUIREMENT
-  grub_I386_ASM_ADDR32
 fi
 
 grub_PROG_NM_WORKS
@@ -1621,8 +1619,6 @@ AS_IF([test x$target_cpu = xi386 -a x$platform = xqemu],
 	    [AC_SUBST([GRUB_BOOT_MACHINE_LINK_ADDR], 0xffe00)])
 
 AC_SUBST(HAVE_ASM_USCORE)
-AC_SUBST(ADDR32)
-AC_SUBST(DATA32)
 AC_SUBST(BSS_START_SYMBOL)
 AC_SUBST(END_SYMBOL)
 AC_SUBST(PACKAGE)