diff --git a/toolchain/scripts/030-util-linux.sh b/toolchain/scripts/030-util-linux.sh
index 8a6002c..590fce9 100755
--- a/toolchain/scripts/030-util-linux.sh
+++ b/toolchain/scripts/030-util-linux.sh
@@ -25,6 +25,8 @@ cd "${PACKAGE}-${VERSION}"
 # Create the adjtime file location
 mkdir -pv /var/lib/hwclock
 
+# --disable-lsfd: lsfd.c has a bsearch macro conflict with glibc 2.43
+# (passes 6 args to a 5-arg macro). Not needed for temp tools.
 ./configure \
     --libdir=/usr/lib \
     --runstatedir=/run \
@@ -37,6 +39,7 @@ mkdir -pv /var/lib/hwclock
     --disable-pylibmount \
     --disable-static \
     --disable-liblastlog2 \
+    --disable-lsfd \
     --without-python \
     ADJTIME_PATH=/var/lib/hwclock/adjtime \
     --docdir=/usr/share/doc/util-linux-${VERSION}