Fix undefined behaviour.
Many files:
  Reenabled build outside ource tree


bdb/dist/gen_rec.awk:
  Fix undefined behaviour.
acinclude.m4:
  Reenabled build outside ource tree
configure.in:
  Reenabled build outside ource tree
libmysql_r/Makefile.am:
  Reenabled build outside ource tree
libmysqld/Makefile.am:
  Reenabled build outside ource tree
ndb/config/common.mk.am:
  Reenabled build outside ource tree
ndb/config/type_kernel.mk.am:
  Reenabled build outside ource tree
ndb/config/type_ndbapi.mk.am:
  Reenabled build outside ource tree
ndb/config/type_ndbapitest.mk.am:
  Reenabled build outside ource tree
ndb/config/type_ndbapitools.mk.am:
  Reenabled build outside ource tree
ndb/config/type_util.mk.am:
  Reenabled build outside ource tree
ndb/src/kernel/Makefile.am:
  Reenabled build outside ource tree