>>> pppd 2.4.8 Extracting
gzip -d -c /home/buildroot/autobuild/run/instance-1/dl/pppd/pppd-2.4.8.tar.gz | tar --strip-components=1 -C /home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8   -xf -
rm -f /home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/include/linux/if_pppol2tp.h
>>> pppd 2.4.8 Patching

Applying 0001-pppd-Fix-bounds-check.patch using patch: 
patching file pppd/eap.c
>>> pppd 2.4.8 Configuring
/bin/sed -i -e 's/FILTER=y/#FILTER=y/' /home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/pppd/Makefile.linux
/bin/sed -i -e 's/ifneq ($(wildcard \/usr\/include\/pcap-bpf.h),)/ifdef FILTER/' /home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/*/Makefile.linux
( cd /home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8; PATH="/home/buildroot/autobuild/run/instance-1/output-1/host/bin:/home/buildroot/autobuild/run/instance-1/output-1/host/sbin:/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games" ./configure --prefix=/usr )
Configuring for Linux
Creating Makefiles.
  Makefile <= linux/Makefile.top
  pppd/Makefile <= pppd/Makefile.linux
  pppstats/Makefile <= pppstats/Makefile.linux
  chat/Makefile <= chat/Makefile.linux
  pppdump/Makefile <= pppdump/Makefile.linux
  pppd/plugins/Makefile <= pppd/plugins/Makefile.linux
  pppd/plugins/rp-pppoe/Makefile <= pppd/plugins/rp-pppoe/Makefile.linux
  pppd/plugins/radius/Makefile <= pppd/plugins/radius/Makefile.linux
  pppd/plugins/pppoatm/Makefile <= pppd/plugins/pppoatm/Makefile.linux
  pppd/plugins/pppol2tp/Makefile <= pppd/plugins/pppol2tp/Makefile.linux
>>> pppd 2.4.8 Building
PATH="/home/buildroot/autobuild/run/instance-1/output-1/host/bin:/home/buildroot/autobuild/run/instance-1/output-1/host/sbin:/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games" /usr/bin/make -j4 CC="/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc" COPTS="-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1" -C /home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8 HAVE_INET6=y
make[1]: Entering directory `/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8'
cd chat; /usr/bin/make -w --jobserver-fds=6,7 -j all
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/chat'
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -c -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DTERMIOS			 -DSIGTYPE=void			 -UNO_SLEEP			 -DFNDELAY=O_NDELAY		 -o chat.o chat.c
chat.c: In function 'chat_send':
chat.c:1047:2: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result]
  write(2, s, strlen(s));
  ^~~~~~~~~~~~~~~~~~~~~~
chat.c: In function 'echo_stderr':
chat.c:1370:2: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result]
  write(2, "\n", 1);
  ^~~~~~~~~~~~~~~~~
chat.c:1375:2: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result]
  write(2, s, strlen(s));
  ^~~~~~~~~~~~~~~~~~~~~~
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc  -o chat chat.o
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/chat'
cd pppd/plugins; /usr/bin/make -w --jobserver-fds=6,7 -j all
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/pppd/plugins'
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -o minconn.so  -shared -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I.. -I../../include -fPIC -DMPPE=1 minconn.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -o passprompt.so  -shared -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I.. -I../../include -fPIC -DMPPE=1 passprompt.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -o passwordfd.so  -shared -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I.. -I../../include -fPIC -DMPPE=1 passwordfd.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -o winbind.so  -shared -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I.. -I../../include -fPIC -DMPPE=1 winbind.c
passprompt.c: In function 'promptpass':
passprompt.c:57:2: warning: ignoring return value of 'seteuid', declared with attribute warn_unused_result [-Wunused-result]
  seteuid(getuid());
  ^~~~~~~~~~~~~~~~~
passprompt.c:58:2: warning: ignoring return value of 'setegid', declared with attribute warn_unused_result [-Wunused-result]
  setegid(getgid());
  ^~~~~~~~~~~~~~~~~
winbind.c: In function 'run_ntlm_auth':
winbind.c:305:3: warning: ignoring return value of 'setgid', declared with attribute warn_unused_result [-Wunused-result]
   setgid(getgid());
   ^~~~~~~~~~~~~~~~
for d in rp-pppoe pppoatm pppol2tp radius; do /usr/bin/make -w --jobserver-fds=6,7 - --jobserver-fds=6,7 -j -C $d all || exit $?; done
make[3]: Entering directory `/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/pppd/plugins/rp-pppoe'
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I../../../include '-DRP_VERSION="3.8p"' -I../../.. -c -o plugin.o -fPIC plugin.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I../../../include '-DRP_VERSION="3.8p"' -I../../.. -c -o discovery.o -fPIC discovery.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I../../../include '-DRP_VERSION="3.8p"' -I../../.. -c -o if.o -fPIC if.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I../../../include '-DRP_VERSION="3.8p"' -I../../.. -c -o common.o -fPIC common.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I../../../include '-DRP_VERSION="3.8p"' -I../../.. -c -o pppoe-discovery.o pppoe-discovery.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I../../../include '-DRP_VERSION="3.8p"' -I../../.. -c -o debug.o debug.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc  -o rp-pppoe.so -shared plugin.o discovery.o if.o common.o
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc  -o pppoe-discovery pppoe-discovery.o debug.o
make[3]: Leaving directory `/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/pppd/plugins/rp-pppoe'
make[3]: Entering directory `/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/pppd/plugins/pppoatm'
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I../.. -I../../../include -fPIC -I. -c -o pppoatm.o pppoatm.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I../.. -I../../../include -fPIC -I. -c -o text2qos.o text2qos.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I../.. -I../../../include -fPIC -I. -c -o text2atm.o text2atm.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I../.. -I../../../include -fPIC -I. -c -o misc.o misc.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I../.. -I../../../include -fPIC -I. -c -o ans.o ans.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I../.. -I../../../include -fPIC -I.  -o pppoatm.so -shared pppoatm.o text2qos.o text2atm.o misc.o ans.o -lresolv
make[3]: Leaving directory `/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/pppd/plugins/pppoatm'
make[3]: Entering directory `/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/pppd/plugins/pppol2tp'
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I. -I../.. -I../../../include -fPIC -c -o pppol2tp.o pppol2tp.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I. -I../.. -I../../../include -fPIC -c -o openl2tp.o openl2tp.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I. -I../.. -I../../../include -fPIC  -o openl2tp.so -shared openl2tp.o 
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -I. -I../.. -I../../../include -fPIC  -o pppol2tp.so -shared pppol2tp.o 
rm openl2tp.o pppol2tp.o
make[3]: Leaving directory `/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/pppd/plugins/pppol2tp'
make[3]: Entering directory `/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/pppd/plugins/radius'
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -I. -I../.. -I../../../include -O2 -fPIC -DRC_LOG_FACILITY=LOG_DAEMON -DCHAPMS=1 -DMPPE=1 -DMAXOCTETS=1   -c -o radius.o radius.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -I. -I../.. -I../../../include -O2 -fPIC -DRC_LOG_FACILITY=LOG_DAEMON -DCHAPMS=1 -DMPPE=1 -DMAXOCTETS=1   -c -o avpair.o avpair.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -I. -I../.. -I../../../include -O2 -fPIC -DRC_LOG_FACILITY=LOG_DAEMON -DCHAPMS=1 -DMPPE=1 -DMAXOCTETS=1   -c -o buildreq.o buildreq.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -I. -I../.. -I../../../include -O2 -fPIC -DRC_LOG_FACILITY=LOG_DAEMON -DCHAPMS=1 -DMPPE=1 -DMAXOCTETS=1   -c -o config.o config.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -I. -I../.. -I../../../include -O2 -fPIC -DRC_LOG_FACILITY=LOG_DAEMON -DCHAPMS=1 -DMPPE=1 -DMAXOCTETS=1   -c -o dict.o dict.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -I. -I../.. -I../../../include -O2 -fPIC -DRC_LOG_FACILITY=LOG_DAEMON -DCHAPMS=1 -DMPPE=1 -DMAXOCTETS=1   -c -o ip_util.o ip_util.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -I. -I../.. -I../../../include -O2 -fPIC -DRC_LOG_FACILITY=LOG_DAEMON -DCHAPMS=1 -DMPPE=1 -DMAXOCTETS=1   -c -o clientid.o clientid.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -I. -I../.. -I../../../include -O2 -fPIC -DRC_LOG_FACILITY=LOG_DAEMON -DCHAPMS=1 -DMPPE=1 -DMAXOCTETS=1   -c -o sendserver.o sendserver.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -I. -I../.. -I../../../include -O2 -fPIC -DRC_LOG_FACILITY=LOG_DAEMON -DCHAPMS=1 -DMPPE=1 -DMAXOCTETS=1   -c -o lock.o lock.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -I. -I../.. -I../../../include -O2 -fPIC -DRC_LOG_FACILITY=LOG_DAEMON -DCHAPMS=1 -DMPPE=1 -DMAXOCTETS=1   -c -o util.o util.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -I. -I../.. -I../../../include -O2 -fPIC -DRC_LOG_FACILITY=LOG_DAEMON -DCHAPMS=1 -DMPPE=1 -DMAXOCTETS=1   -c -o md5.o md5.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -I. -I../.. -I../../../include -O2 -fPIC -DRC_LOG_FACILITY=LOG_DAEMON -DCHAPMS=1 -DMPPE=1 -DMAXOCTETS=1   -c -o radattr.o radattr.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -I. -I../.. -I../../../include -O2 -fPIC -DRC_LOG_FACILITY=LOG_DAEMON -DCHAPMS=1 -DMPPE=1 -DMAXOCTETS=1   -c -o radrealms.o radrealms.c
ar rv libradiusclient.a avpair.o buildreq.o config.o dict.o ip_util.o clientid.o sendserver.o lock.o util.o md5.o
ar: creating libradiusclient.a
a - avpair.o
a - buildreq.o
a - config.o
a - dict.o
a - ip_util.o
a - clientid.o
a - sendserver.o
a - lock.o
a - util.o
a - md5.o
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc  -o radius.so -shared radius.o libradiusclient.a
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc  -o radattr.so -shared radattr.o
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc  -o radrealms.so -shared radrealms.o
make[3]: Leaving directory `/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/pppd/plugins/radius'
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/pppd/plugins'
cd pppd; /usr/bin/make -w --jobserver-fds=6,7 -j all
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/pppd'
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o main.o main.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o magic.o magic.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o fsm.o fsm.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o lcp.o lcp.c
main.c: In function 'open_ccp':
main.c:1517:2: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result]
  write(sigpipe[1], &sig, sizeof(sig));
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
main.c: In function 'chld':
main.c:1482:2: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result]
  write(sigpipe[1], &sig, sizeof(sig));
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
main.c: In function 'term':
main.c:1468:2: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result]
  write(sigpipe[1], &sig, sizeof(sig));
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
main.c: In function 'hup':
main.c:1447:2: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result]
  write(sigpipe[1], &sig, sizeof(sig));
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o ipcp.o ipcp.c
main.c: In function 'detach':
main.c:785:5: warning: ignoring return value of 'chdir', declared with attribute warn_unused_result [-Wunused-result]
     chdir("/");
     ^~~~~~~~~~
main.c: In function 'device_script':
main.c:1721:5: warning: ignoring return value of 'setgid', declared with attribute warn_unused_result [-Wunused-result]
     setgid(getgid());
     ^~~~~~~~~~~~~~~~
main.c:1722:5: warning: ignoring return value of 'setuid', declared with attribute warn_unused_result [-Wunused-result]
     setuid(uid);
     ^~~~~~~~~~~
main.c: In function 'run_program':
main.c:1832:5: warning: ignoring return value of 'chdir', declared with attribute warn_unused_result [-Wunused-result]
     (void) chdir ("/"); /* no current directory. */
     ^~~~~~~~~~~~~~~~~~
main.c:1833:5: warning: ignoring return value of 'setuid', declared with attribute warn_unused_result [-Wunused-result]
     setuid(0);  /* set real UID = root */
     ^~~~~~~~~
main.c:1834:5: warning: ignoring return value of 'setgid', declared with attribute warn_unused_result [-Wunused-result]
     setgid(getegid());
     ^~~~~~~~~~~~~~~~~
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o upap.o upap.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o chap-new.o chap-new.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o md5.o md5.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o ccp.o ccp.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o ecp.o ecp.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o auth.o auth.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o options.o options.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o demand.o demand.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o utils.o utils.c
utils.c: In function 'lock':
utils.c:978:5: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result]
     write (fd, lock_buffer, 11);
     ^~~~~~~~~~~~~~~~~~~~~~~~~~~
utils.c: In function 'relock':
utils.c:1020:5: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result]
     write (fd, lock_buffer, 11);
     ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o sys-linux.o sys-linux.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o ipxcp.o ipxcp.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o tty.o tty.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o eap.o eap.c
sys-linux.c: In function 'get_pty':
sys-linux.c:2873:7: warning: ignoring return value of 'fchown', declared with attribute warn_unused_result [-Wunused-result]
       fchown(sfd, uid, -1);
       ^~~~~~~~~~~~~~~~~~~~
tty.c: In function 'start_charshunt':
tty.c:942:2: warning: ignoring return value of 'setgid', declared with attribute warn_unused_result [-Wunused-result]
  setgid(getgid());
  ^~~~~~~~~~~~~~~~
tty.c:943:2: warning: ignoring return value of 'setuid', declared with attribute warn_unused_result [-Wunused-result]
  setuid(uid);
  ^~~~~~~~~~~
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o chap-md5.o chap-md5.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o session.o session.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o md4.o md4.c
session.c: In function 'session_start':
session.c:389:17: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result]
                 (void)write(fd, (char *)&ll, sizeof(ll));
                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o chap_ms.o chap_ms.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o sha1.o sha1.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/aarch64_be-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG -D_FORTIFY_SOURCE=1 -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP -I../include '-DDESTDIR="/usr"' -DCHAPMS=1 -DMPPE=1 -DHAS_SHADOW -DHAVE_CRYPT_H=1 -DHAVE_LOGWTMP=1 -I/home/buildroot/autobuild/run/instance-1/output-1/host/aarch64_be-buildroot-linux-gnu/sysroot/usr/include/openssl -DHAVE_MULTILINK -DUSE_TDB=1 -DPLUGIN -DINET6=1 -DMAXOCTETS   -c -o pppcrypt.o pppcrypt.c
pppcrypt.c: In function 'MakeKey':
pppcrypt.c:67:2: warning: implicit declaration of function 'DES_set_odd_parity' [-Wimplicit-function-declaration]
  DES_set_odd_parity((DES_cblock *)des_key);
  ^~~~~~~~~~~~~~~~~~
pppcrypt.c:67:22: error: 'DES_cblock' undeclared (first use in this function); did you mean 'sigblock'?
  DES_set_odd_parity((DES_cblock *)des_key);
                      ^~~~~~~~~~
                      sigblock
pppcrypt.c:67:22: note: each undeclared identifier is reported only once for each function it appears in
pppcrypt.c:67:34: error: expected expression before ')' token
  DES_set_odd_parity((DES_cblock *)des_key);
                                  ^
pppcrypt.c: At top level:
pppcrypt.c:161:8: error: unknown type name 'DES_key_schedule'
 static DES_key_schedule key_schedule;
        ^~~~~~~~~~~~~~~~
pppcrypt.c: In function 'DesSetkey':
pppcrypt.c:167:2: error: unknown type name 'DES_cblock'
  DES_cblock des_key;
  ^~~~~~~~~~
pppcrypt.c:169:2: warning: implicit declaration of function 'DES_set_key'; did you mean 'DesSetkey'? [-Wimplicit-function-declaration]
  DES_set_key(&des_key, &key_schedule);
  ^~~~~~~~~~~
  DesSetkey
pppcrypt.c: In function 'DesEncrypt':
pppcrypt.c:178:2: warning: implicit declaration of function 'DES_ecb_encrypt'; did you mean 'DesDecrypt'? [-Wimplicit-function-declaration]
  DES_ecb_encrypt((DES_cblock *)clear, (DES_cblock *)cipher,
  ^~~~~~~~~~~~~~~
  DesDecrypt
pppcrypt.c:178:19: error: 'DES_cblock' undeclared (first use in this function); did you mean 'sigblock'?
  DES_ecb_encrypt((DES_cblock *)clear, (DES_cblock *)cipher,
                   ^~~~~~~~~~
                   sigblock
pppcrypt.c:178:31: error: expected expression before ')' token
  DES_ecb_encrypt((DES_cblock *)clear, (DES_cblock *)cipher,
                               ^
pppcrypt.c: In function 'DesDecrypt':
pppcrypt.c:188:19: error: 'DES_cblock' undeclared (first use in this function); did you mean 'sigblock'?
  DES_ecb_encrypt((DES_cblock *)cipher, (DES_cblock *)clear,
                   ^~~~~~~~~~
                   sigblock
pppcrypt.c:188:31: error: expected expression before ')' token
  DES_ecb_encrypt((DES_cblock *)cipher, (DES_cblock *)clear,
                               ^
make[2]: *** [pppcrypt.o] Error 1
make[2]: *** Waiting for unfinished jobs....
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/pppd'
make[1]: *** [all] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8'
make: *** [/home/buildroot/autobuild/run/instance-1/output-1/build/pppd-2.4.8/.stamp_built] Error 2
make: Leaving directory `/home/buildroot/autobuild/run/instance-1/buildroot'