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# # various kinds of "unknown" RDATA stored in an input buffer # # 0 1 2 3 4 5 (bytes) 00 04 a1 b2 c3 0d # # 0-length data # 6 7 00 00 # # short buffer (this can be tested only at the end of the buffer) # 8 9 10 1 2 00 04 a1 b2 c3