0e02f72548 depends: define `__BSD_VISIBLE` for FreeBSD bdb build (fanquake)
Pull request description:
Required for additional definitions (`IPC_R` & friends), to be available, when compiling under C11, which would otherwise cause compile fails.
See: https://github.com/MarcoFalke/btc_nightly/pull/4.
ACKs for top commit:
hebasto:
ACK 0e02f72548, tested on FreeBSD 13.1:
Tree-SHA512: 885d4aa341d9668da360cf6dfafb97ce816803c54e76c0a06e448db39a723666d42cd14b3e713d17ecbe33163f5af69924567cf449d679a2db95b36357005d43