Portability fixes


Build-tools/Do-compile:
  Fix for Linux ia64
sql-bench/bench-init.pl.sh:
  Added help function time_fetch_all_rows
sql-bench/test-insert.sh:
  Added testing of IN(value-list)
sql/item_func.cc:
  Cleanup
sql/mysqld.cc:
  Portability fix
sql/stacktrace.c:
  Portability fix