14:51 Nuno Teixeira (eduardo)  Author: Robert Clausecker

net/wackamole: Fix build on armv7

 Jails may not have a bpf(4) device, but can still build with BPF.

 - fix the configure test for BPF detection
 - define LICENSE
 - fix two obvious bugs in the code

PR:		265561
Approved by:	maintainer timeout, >2 weeks
MFH:		2022Q3

    4d98b01