=> "/opt/pkg/bin/bmake" ["-C", "/data/jenkins/workspace/pkgsrc-upstream-trunk/net/knot-resolver", "all", "BATCH=1", "DEPENDS_TARGET=/nonexistent"]
===> Building for knot-resolver-6.4.2nb1
ninja: Entering directory `output'
[1/262] Compiling C object contrib/libcontrib.a.p/ccan_asprintf_asprintf.c.o
[2/262] Compiling C object contrib/libcontrib.a.p/ucw_mempool.c.o
FAILED: [code=1] contrib/libcontrib.a.p/ucw_mempool.c.o 
gcc -Icontrib/libcontrib.a.p -Icontrib -I../contrib -I. -I.. -I/opt/pkg/include -I/opt/pkg/include/readline -I/opt/pkg/include/ncurses -I/usr/include -I/opt/pkg/include/luajit-2.1 -fdiagnostics-color=always -DNDEBUG -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -std=gnu11 -D_GNU_SOURCE -Wall -Wformat -Wformat-security -Wtype-limits -Wshadow -Werror=implicit-function-declaration -Werror=attributes -Wstrict-prototypes -Wold-style-definition -Wignored-qualifiers -Woverride-init -Wuninitialized -fvisibility=hidden -DHAVE_ASPRINTF=1 -fno-strict-aliasing -Wno-nonnull-compare -pipe -O2 -msave-args -fno-aggressive-loop-optimizations -fPIC -MD -MQ contrib/libcontrib.a.p/ucw_mempool.c.o -MF contrib/libcontrib.a.p/ucw_mempool.c.o.d -o contrib/libcontrib.a.p/ucw_mempool.c.o -c ../contrib/ucw/mempool.c
../contrib/ucw/mempool.c: In function 'mp_stats':
../contrib/ucw/mempool.c:232:3: error: implicit declaration of function 'bzero' [-Wimplicit-function-declaration]
  232 |   bzero(stats, sizeof(*stats));
      |   ^~~~~
../contrib/ucw/mempool.c:232:3: warning: incompatible implicit declaration of built-in function 'bzero' [-Wbuiltin-declaration-mismatch]
../contrib/ucw/mempool.c: In function 'mp_alloc_zero':
../contrib/ucw/mempool.c:317:3: warning: incompatible implicit declaration of built-in function 'bzero' [-Wbuiltin-declaration-mismatch]
  317 |   bzero(ptr, size);
      |   ^~~~~
../contrib/ucw/mempool.c: In function 'mp_realloc_zero':
../contrib/ucw/mempool.c:395:5: warning: incompatible implicit declaration of built-in function 'bzero' [-Wbuiltin-declaration-mismatch]
  395 |     bzero(ptr + old_size, size - old_size);
      |     ^~~~~
[3/262] Compiling C object contrib/libcontrib.a.p/ccan_json_json.c.o
ninja: build stopped: subcommand failed.
*** Error code 1

Stop.
bmake[1]: stopped making "all" in /data/jenkins/workspace/pkgsrc-upstream-trunk/net/knot-resolver
*** Error code 1

Stop.
bmake: stopped making "all" in /data/jenkins/workspace/pkgsrc-upstream-trunk/net/knot-resolver