> But I'm asking about -pthread option (which is detect/use for this package). -pthread is the same as -D_REENTRANT at the beginning (which is useless) and -lpthread at the end. I don't recommend using it at all. Just use -lpthread instead (at the end of the link line, like all other libraries). Thanks, Roland -- devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/devel