Fix packet error when using wrong GRANT command


include/config-win.h:
  Changed back to test for HAVE_SETFILEPOINTER instead of operating system
mysql-test/r/grant.result:
  Extra test to catch wrong packet bug
mysql-test/t/grant.test:
  Extra test to catch wrong packet bug
mysys/my_chsize.c:
  Cleanup
sql/opt_range.cc:
  Fix to recent BETWEEN patch
sql/sql_acl.cc:
  Fix packet error when using wrong GRANT command
sql/sql_select.cc:
  Cleanups
  Added not critical out-of-memory check