--- /dev/null
+From d74ef9afacf9dc4a067a2f984f52ad136fb46c31 Mon Sep 17 00:00:00 2001
+From: Yaakov Selkowitz <yselkowi@redhat.com>
+Date: Fri, 27 Jun 2025 04:54:08 -0500
+Subject: [PATCH] Fix build with glibc-2.42
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+exportfs.c: In function â\80\98release_lockfileâ\80\99:
+exportfs.c:83:17: error: ignoring return value of â\80\98lockfâ\80\99 declared with attribute â\80\98warn_unused_resultâ\80\99 [-Werror=unused-result]
+ 83 | lockf(_lockfd, F_ULOCK, 0);
+ | ^~~~~~~~~~~~~~~~~~~~~~~~~~
+exportfs.c: In function â\80\98grab_lockfileâ\80\99:
+exportfs.c:77:17: error: ignoring return value of â\80\98lockfâ\80\99 declared with attribute â\80\98warn_unused_resultâ\80\99 [-Werror=unused-result]
+ 77 | lockf(_lockfd, F_LOCK, 0);
+ | ^~~~~~~~~~~~~~~~~~~~~~~~~
+
+lockf is now marked with attribute warn_unused_result:
+
+https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=f3c82fc1b41261f582f5f9fa12f74af9bcbc88f9
+
+Upstream-Status: Backport [https://git.linux-nfs.org/?p=steved/nfs-utils.git;a=commit;h=9f974046c37b7c28705d5558328759fff708b1cb]
+Signed-off-by: Steve Dickson <steved@redhat.com>
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ utils/exportfs/exportfs.c | 10 ++++++++--
+ 1 file changed, 8 insertions(+), 2 deletions(-)
+
+diff --git a/utils/exportfs/exportfs.c b/utils/exportfs/exportfs.c
+index b03a047..748c38e 100644
+--- a/utils/exportfs/exportfs.c
++++ b/utils/exportfs/exportfs.c
+@@ -74,13 +74,19 @@ grab_lockfile(void)
+ {
+ _lockfd = open(lockfile, O_CREAT|O_RDWR, 0666);
+ if (_lockfd != -1)
+- lockf(_lockfd, F_LOCK, 0);
++ if (lockf(_lockfd, F_LOCK, 0) != 0) {
++ xlog_warn("%s: lockf() failed: errno %d (%s)",
++ __func__, errno, strerror(errno));
++ }
+ }
+ static void
+ release_lockfile(void)
+ {
+ if (_lockfd != -1) {
+- lockf(_lockfd, F_ULOCK, 0);
++ if (lockf(_lockfd, F_ULOCK, 0) != 0) {
++ xlog_warn("%s: lockf() failed: errno %d (%s)",
++ __func__, errno, strerror(errno));
++ }
+ close(_lockfd);
+ _lockfd = -1;
+ }
+--
+2.43.0
+