1UUID_IS_NULL(3) Programmer's Manual UUID_IS_NULL(3)
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6 uuid_is_null - compare the value of the UUID to the NULL value
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9 #include <uuid.h>
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11 int uuid_is_null(uuid_t uu);
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14 The uuid_is_null() function compares the value of the supplied UUID
15 variable uu to the NULL value. If the value is equal to the NULL UUID,
16 1 is returned, otherwise 0 is returned.
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19 Theodore Y. Ts’o
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22 uuid(3), uuid_clear(3), uuid_compare(3), uuid_copy(3),
23 uuid_generate(3), uuid_time(3), uuid_parse(3), uuid_unparse(3)
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26 For bug reports, use the issue tracker at
27 https://github.com/util-linux/util-linux/issues.
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30 The libuuid library is part of the util-linux package since version
31 2.15.1. It can be downloaded from Linux Kernel Archive
32 <https://www.kernel.org/pub/linux/utils/util-linux/>.
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36util-linux 2.38.1 2022-05-11 UUID_IS_NULL(3)