+ osf*)
+ os_include_dir="os/generic"
+ # libstdc++.so relies on emutls on Tru64 UNIX, which only works with the
+ # real functions implemented in libpthread.so, not with the dummies in
+ # libgcc, so always pass -lpthread.
+ OPT_LDFLAGS="${OPT_LDFLAGS} -lpthread"
+ ;;