Use < 0 instead of == -1
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@@ -8,13 +8,13 @@ fnck(const char *a, const char *b, int (*fn)(const char *, const char *))
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{
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struct stat sta, stb;
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if (stat(a, &sta) == 0
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&& stat(b, &stb) == 0
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&& sta.st_dev == stb.st_dev
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&& sta.st_ino == stb.st_ino) {
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if (!stat(a, &sta)
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&& !stat(b, &stb)
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&& sta.st_dev == stb.st_dev
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&& sta.st_ino == stb.st_ino) {
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eprintf("%s -> %s: same file\n", a, b);
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}
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if (fn(a, b) == -1)
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if (fn(a, b) < 0)
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eprintf("%s -> %s:", a, b);
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}
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