man/sd_journal_get_data: fix variable naming in example
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@ -225,7 +225,7 @@
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<programlisting>...
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int print_fields(sd_journal *j) {
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const void *data;
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size_t l;
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size_t length;
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SD_JOURNAL_FOREACH_DATA(j, data, length)
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printf("%.*s\n", (int) length, data);
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}
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