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tcpdump: allow to use BIOCROTZBUF in capability mode

Description

tcpdump: allow to use BIOCROTZBUF in capability mode

The libpcap library can use a BIOCROTZBUF ioctl when net.bpf.zerocopy_enable
sysctl is set.

Reported by: olivier@
Tested by: olivier@

Details

Provenance
oshogboAuthored on
Parents
rS309648: Merge r309640 from head:
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