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UUID_IS_NULL(3) Programmers Manual UUID_IS_NULL(3) NAME uuid_is_null - compare the value of the UUID to the NULL value SYNOPSIS #include <uuid.h> int uuid_is_null(const uuid_t uu); DESCRIPTION The uuid_is_null() function compares the value of the supplied UUID vari- able uu to the NULL value. If the value is equal to the NULL UUID, 1 is re- turned, otherwise 0 is returned. AUTHORS Theodore Y. Ts'o SEE ALSO uuid(3), uuid_clear(3), uuid_compare(3), uuid_copy(3), uuid_generate(3), uuid_time(3), uuid_parse(3), uuid_unparse(3) REPORTING BUGS For bug reports, use the issue tracker <https://github.com/util-linux/util-linux/issues>. AVAILABILITY The libuuid library is part of the util-linux package since version 2.15.1. It can be downloaded from Linux Kernel Archive <https://www.kernel.org/pub/linux/utils/util-linux/>. util-linux 2.42.2 2026-06-16 UUID_IS_NULL(3)
NAME | SYNOPSIS | DESCRIPTION | AUTHORS | SEE ALSO | REPORTING BUGS | AVAILABILITY
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