Tools.h++ Manual

104011 Tandem Computers Incorporated 21-47
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int yourFun (const char* key1, const char* key2, size_t N);
It should return a number less than zero, equal to zero, or greater than zero
depending on whether the first argument is less than, equal to or greater than
the second argument, respectively. The third argument is the key length.
Possible choices (among others) are strncmp() (the default), or strnicmp()
(for case-independent comparisons).