The newly introduced kenv() declaration in <unistd.h> causes compilation of plan9port to fail. The function is not yet in any FreeBSD release, having been added in January, 2024. Also reported upstream at https://github.com/9fans/plan9port/issues/648. 9c -O2 -pipe -march=znver1 -fstack-protector-strong -isystem /usr/local/include -fno-strict-aliasing sort.c sort.c:111:5: error: conflicting types for 'kcmp' /usr/include/unistd.h:522:6: note: previous declaration is here sort.c:205:28: error: too few arguments to function call, expected 5, have 2 /usr/include/unistd.h:522:6: note: 'kcmp' declared here sort.c:451:42: error: too few arguments to function call, expected 5, have 2 /usr/include/unistd.h:522:6: note: 'kcmp' declared here sort.c:470:46: error: too few arguments to function call, expected 5, have 2 /usr/include/unistd.h:522:6: note: 'kcmp' declared here sort.c:488:1: error: conflicting types for 'kcmp' /usr/include/unistd.h:522:6: note: previous declaration is here sort.c:514:41: error: too few arguments to function call, expected 5, have 2 /usr/include/unistd.h:522:6: note: 'kcmp' declared here mk: 9c -O2 -pipe ... : exit status=exit(1)
A commit in branch main references this bug: URL: https://cgit.FreeBSD.org/ports/commit/?id=6542d237f6b3aad85a155e54702cb976b957228e commit 6542d237f6b3aad85a155e54702cb976b957228e Author: Alexey Dokuchaev <danfe@FreeBSD.org> AuthorDate: 2024-09-09 19:11:12 +0000 Commit: Alexey Dokuchaev <danfe@FreeBSD.org> CommitDate: 2024-09-09 19:11:12 +0000 devel/plan9port: unbreak, update, and undeprecate the port (+) - Fix the conflict with badly named kcmp(2) syscall introduced in recent FreeBSD-CURRENT/14.1 - Update to the latest GitHub commit, shorten the GH_TAGNAME, and merge two installation targets into one (which still begs for a further pre/post-stage separation and cleanup) Fixes: d846b489087a PR: 278145 devel/plan9port/Makefile | 22 ++++++++++------------ devel/plan9port/distinfo | 6 +++--- devel/plan9port/pkg-plist | 3 +++ 3 files changed, 16 insertions(+), 15 deletions(-)