cc  -O2 -pipe -fno-strict-aliasing  -DHAVE_GRUTILS -std=c99 -I/usr/ports/ports-mgmt/pkg/work/pkg-1.0.2/libpkg  -I/usr/ports/ports-mgmt/pkg/work/pkg-1.0.2/libpkg/../external/sqlite  -I/usr/ports/ports-mgmt/pkg/work/pkg-1.0.2/libpkg/../external/libyaml/include -DPREFIX=\"/usr/local\" -g -O0 -std=gnu99 -Qunused-arguments -fstack-protector -Wsystem-headers -Werror -Wall -Wno-format-y2k -W -Wno-unused-parameter -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch -Wshadow -Wunused-parameter -Wcast-align -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls -Wold-style-definition -Wmissing-variable-declarations -Wno-pointer-sign -Wno-empty-body -Wno-string-plus-int -c packing.c -o packing.o
packing.c:72:4: error: 'archive_read_finish' is deprecated [-Werror,-Wdeprecated-declarations]
                        archive_read_finish((*pack)->aread);
                        ^
/usr/include/archive.h:585:17: note: 'archive_read_finish' declared here
__LA_DECL int            archive_read_finish(struct archive *) __LA_DEPRECATED;
                         ^
packing.c:73:4: error: 'archive_write_finish' is deprecated [-Werror,-Wdeprecated-declarations]
                        archive_write_finish((*pack)->awrite);
                        ^
/usr/include/archive.h:721:17: note: 'archive_write_finish' declared here
__LA_DECL int            archive_write_finish(struct archive *) __LA_DEPRECATED;
                         ^
packing.c:84:4: error: 'archive_read_finish' is deprecated [-Werror,-Wdeprecated-declarations]
                        archive_read_finish((*pack)->aread);
                        ^
/usr/include/archive.h:585:17: note: 'archive_read_finish' declared here
__LA_DECL int            archive_read_finish(struct archive *) __LA_DEPRECATED;
                         ^
packing.c:85:4: error: 'archive_write_finish' is deprecated [-Werror,-Wdeprecated-declarations]
                        archive_write_finish((*pack)->awrite);
                        ^
/usr/include/archive.h:721:17: note: 'archive_write_finish' declared here
__LA_DECL int            archive_write_finish(struct archive *) __LA_DEPRECATED;
                         ^
packing.c:281:2: error: 'archive_read_finish' is deprecated [-Werror,-Wdeprecated-declarations]
        archive_read_finish(pack->aread);
        ^
/usr/include/archive.h:585:17: note: 'archive_read_finish' declared here
__LA_DECL int            archive_read_finish(struct archive *) __LA_DEPRECATED;
                         ^
packing.c:284:2: error: 'archive_write_finish' is deprecated [-Werror,-Wdeprecated-declarations]
        archive_write_finish(pack->awrite);
        ^
/usr/include/archive.h:721:17: note: 'archive_write_finish' declared here
__LA_DECL int            archive_write_finish(struct archive *) __LA_DEPRECATED;
                         ^
packing.c:298:7: error: 'archive_write_set_compression_xz' is deprecated [-Werror,-Wdeprecated-declarations]
                if (archive_write_set_compression_xz(a) == ARCHIVE_OK)
                    ^
/usr/include/archive.h:632:15: note: 'archive_write_set_compression_xz' declared here
__LA_DECL int archive_write_set_compression_xz(struct archive *)
              ^
packing.c:303:7: error: 'archive_write_set_compression_bzip2' is deprecated [-Werror,-Wdeprecated-declarations]
                if (archive_write_set_compression_bzip2(a) == ARCHIVE_OK)
                    ^
/usr/include/archive.h:618:15: note: 'archive_write_set_compression_bzip2' declared here
__LA_DECL int archive_write_set_compression_bzip2(struct archive *)
              ^
packing.c:308:7: error: 'archive_write_set_compression_gzip' is deprecated [-Werror,-Wdeprecated-declarations]
                if (archive_write_set_compression_gzip(a) == ARCHIVE_OK)
                    ^
/usr/include/archive.h:622:15: note: 'archive_write_set_compression_gzip' declared here
__LA_DECL int archive_write_set_compression_gzip(struct archive *)
              ^
packing.c:313:3: error: 'archive_write_set_compression_none' is deprecated [-Werror,-Wdeprecated-declarations]
                archive_write_set_compression_none(a);
                ^
/usr/include/archive.h:628:15: note: 'archive_write_set_compression_none' declared here
__LA_DECL int archive_write_set_compression_none(struct archive *)
              ^
10 errors generated.
*** [packing.o] Error code 1
1 error
*** [all] Error code 2
1 error
*** [do-build] Error code 1

Stop in /usr/ports/ports-mgmt/pkg.