I have used test_and_clear_bit/test_and_set_bit calls from glibc's (kernel headers) in userland for years. Did the kernel and glibc people decide I don't need them any more and I was foolish for using them to begin with? Are there replacements available? Thanks in advance Mark - To unsubscribe from this list: send the line "unsubscribe linux-newbie" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.linux-learn.org/faqs