Build failure on Solaris 10

[k0ekk0ek]

A user reported build issues with NSD 4.10.1rc2 via email:

I think the issue is caused because libssl is missing ASN1_STRING_get0_data, which was introduced to options.c when #337 (Mutual TLS-AUTH) was merged.

Build log with Oracle Developer Studio 12.6.

/opt/developerstudio12.6/bin/cc -I/opt/csw/include -I/opt/csw/include -I. -I/opt/csw/include -I./simdzone/include -xO3 -m32 -xarch=sparc -c ./compat/b64_ntop.c
/opt/developerstudio12.6/bin/cc -I/opt/csw/include -I/opt/csw/include -I. -I/opt/csw/include -I./simdzone/include -xO3 -m32 -xarch=sparc -c ./compat/setproctitle.c
/opt/developerstudio12.6/bin/cc -I/opt/csw/include -I/opt/csw/include -I. -I/opt/csw/include -I./simdzone/include -xO3 -m32 -xarch=sparc -c ./compat/explicit_bzero.c
"./compat/explicit_bzero.c", line 14: warning:  attribute "unused" is unknown, ignored
"./compat/explicit_bzero.c", line 14: warning:  attribute "unused" is unknown, ignored
/opt/developerstudio12.6/bin/cc -I/opt/csw/include -I/opt/csw/include -I. -I/opt/csw/include -I./simdzone/include -xO3 -m32 -xarch=sparc -c ./compat/reallocarray.c
/opt/developerstudio12.6/bin/cc -xO3 -m32 -xarch=sparc -m32 -xarch=sparc -L/opt/csw/lib -L/opt/csw/lib -L/opt/csw/lib -o nsd answer.o axfr.o ixfr.o ixfrcreate.o buffer.o configlexer.o configparser.o dname.o dns.o edns.o iterated_hash.o lookup3.o namedb.o nsec3.o options.o packet.o query.o rbtree.o radtree.o rdata.o region-allocator.o rrl.o siphash.o tsig.o tsig-openssl.o udb.o util.o bitset.o popen3.o proxy_protocol.o xfrd-catalog-zones.o xfrd-disk.o xfrd-notify.o xfrd-tcp.o xfrd.o remote.o  difffile.o ipc.o mini_event.o netio.o nsd.o server.o dbaccess.o dbcreate.o zonec.o verify.o b64_pton.o b64_ntop.o setproctitle.o explicit_bzero.o reallocarray.o simdzone/libzone.a -lssl -lcrypto -lsocket -lnsl -levent -lrt
Undefined                       first referenced
 symbol                             in file
ASN1_STRING_get0_data               options.o
ld: fatal: symbol referencing errors. No output written to nsd
gmake: *** [Makefile:169: nsd] Error 2
gmake: Leaving directory '/home/ihsan/opencsw/nsd/trunk/work/solaris10-sparc/build-isa-sparcv8plus/nsd-4.10.1rc2'
gmake[1]: *** [/home/ihsan/opencsw/.buildsys/v2/gar//gar.lib.mk:908: build-work/solaris10-sparc/build-isa-sparcv8plus/nsd-4.10.1rc2/Makefile] Error 2

Build log with GCC 5.5:

/opt/csw/bin/gcc-5.5 -I/opt/csw/include -I/opt/csw/include -I. -I/opt/csw/include -I./simdzone/include -O2 -pipe -fno-omit-frame-pointer -mcpu=v9 -Wa,-xarch=v8plus -c ./compat/reallocarray.c
/opt/csw/bin/gcc-5.5 -O2 -pipe -fno-omit-frame-pointer -mcpu=v9 -Wa,-xarch=v8plus -mcpu=v9 -Wa,-xarch=v8plus -L/opt/csw/lib -L/opt/csw/lib -L/opt/csw/lib -o nsd answer.o axfr.o ixfr.o ixfrcreate.o buffer.o configlexer.o configparser.o dname.o dns.o edns.o iterated_hash.o lookup3.o namedb.o nsec3.o options.o packet.o query.o rbtree.o radtree.o rdata.o region-allocator.o rrl.o siphash.o tsig.o tsig-openssl.o udb.o util.o bitset.o popen3.o proxy_protocol.o xfrd-catalog-zones.o xfrd-disk.o xfrd-notify.o xfrd-tcp.o xfrd.o remote.o  difffile.o ipc.o mini_event.o netio.o nsd.o server.o dbaccess.o dbcreate.o zonec.o verify.o b64_pton.o b64_ntop.o setproctitle.o explicit_bzero.o reallocarray.o simdzone/libzone.a -lssl -lcrypto -lsocket -lnsl -levent -lrt
Undefined                       first referenced
 symbol                             in file
ASN1_STRING_get0_data               options.o
ld: fatal: symbol referencing errors. No output written to nsd
collect2: error: ld returned 1 exit status
gmake: *** [Makefile:169: nsd] Error 1
gmake: Leaving directory '/home/ihsan/opencsw/nsd/trunk/work/solaris10-sparc/build-isa-sparcv8plus/nsd-4.10.1rc2'
gmake[1]: *** [/home/ihsan/opencsw/.buildsys/v2/gar//gar.lib.mk:908: build-work/solaris10-sparc/build-isa-sparcv8plus/nsd-4.10.1rc2/Makefile] Error 2
gmake[1]: Leaving directory '/home/ihsan/opencsw/nsd/trunk‘