git: 1f528e32f509 - stable/15 - pkg: Die if make -V BRANCH fails

The branch stable/15 has been updated by cperciva:

URL: https://cgit.FreeBSD.org/src/commit/?id=1f528e32f5098c5aaca9bd2fb6473631c3831fbf

commit 1f528e32f5098c5aaca9bd2fb6473631c3831fbf
Author:     Colin Percival <cperciva@FreeBSD.org>
AuthorDate: 2025-10-30 20:46:12 +0000
Commit:     Colin Percival <cperciva@FreeBSD.org>
CommitDate: 2025-10-30 20:51:31 +0000

    pkg: Die if make -V BRANCH fails
    
    If build logic breaks such that we can't figure out which branch we're
    on, we should error out rather than shipping a default (and probably
    wrong) /etc/pkg/FreeBSD.conf
    
    Reviewed by:    ivy
    MFC after:      5 minutes
    Suggested by:   ivy
    Differential Revision:  https://reviews.freebsd.org/D53487
    
    (cherry picked from commit 0837b2ebd570ea092353aa3c46e374f7a1533a1d)
---
 usr.sbin/pkg/Makefile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/usr.sbin/pkg/Makefile b/usr.sbin/pkg/Makefile
index 0420065bb7eb..68b862826992 100644
--- a/usr.sbin/pkg/Makefile
+++ b/usr.sbin/pkg/Makefile
@@ -1,5 +1,6 @@
 PACKAGE=	pkg-bootstrap
 
+.MAKEFLAGS: -W
 _BRANCH!=	${MAKE} -C ${SRCTOP}/release -V BRANCH
 BRANCH?=	${_BRANCH}
 .if ${BRANCH:MCURRENT} != ""