[ENABLE_UBSAN=yes], [ENABLE_UBSAN=no])
AC_SUBST(ENABLE_UBSAN)
######################################################################### server
-if test -n "$CRYPTOLIB" && test $HAVE_OSL = yes && test -n "$BISON" && \
- test -n "$FLEX"; then
+if test -n "$CRYPTOLIB" && test $HAVE_OSL = yes; then
build_server="yes"
executables="$executables server upgrade_db"
server_objs="