=> Bootstrap dependency digest>=20211023: found digest-20220214
=> Checksum BLAKE2s OK for rdfind-1.5.0.tar.gz
=> Checksum SHA512 OK for rdfind-1.5.0.tar.gz
===> Installing dependencies for rdfind-1.5.0
=> Tool dependency mktools-[0-9]*: found mktools-20220614
=> Tool dependency bsdtar-[0-9]*: found bsdtar-3.4.3
=> Tool dependency cwrappers>=20150314: found cwrappers-20220403
=> Tool dependency checkperms>=1.1: found checkperms-1.12
=> Full dependency nettle>=3.6: found nettle-3.8.1
===> Skipping vulnerability checks.
WARNING: No /usr/pkg/pkgdb/pkg-vulnerabilities file found.
WARNING: To fix run: `/usr/sbin/pkg_admin -K /usr/pkg/pkgdb fetch-pkg-vulnerabilities'.
===> Overriding tools for rdfind-1.5.0
===> Extracting for rdfind-1.5.0
===> Patching for rdfind-1.5.0
===> Creating toolchain wrappers for rdfind-1.5.0
===> Configuring for rdfind-1.5.0
=> Modifying GNU configure scripts to avoid --recheck
=> Replacing config-guess with pkgsrc versions
=> Replacing config-sub with pkgsrc versions
=> Replacing install-sh with pkgsrc version
=> Checking for portability problems in extracted files
checking for a BSD-compatible install... /usr/bin/install -c -o pbulk -g users
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... ./install-sh -c -d
checking for gawk... /usr/bin/awk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking whether the C++ compiler works... yes
checking for C++ compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether we are using the GNU C++ compiler... yes
checking whether c++ accepts -g... yes
checking whether make supports the include directive... yes (GNU style)
checking dependency style of c++... gcc3
checking whether make sets $(MAKE)... (cached) yes
checking how to run the C++ preprocessor... c++ -E
checking for grep that handles long lines and -e... (cached) /usr/bin/grep
checking for egrep... (cached) /usr/bin/egrep
checking for ANSI C header files... yes
no
checking whether to enable assertions... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking nettle/sha.h usability... yes
checking nettle/sha.h presence... yes
checking for nettle/sha.h... yes
checking for main in -lnettle... yes
checking for stat... yes
checking for special C compiler options needed for large files... no
checking for _FILE_OFFSET_BITS value needed for large files... no
checking for C++11 support or better... configure: error: no c++11 support, please set CXXFLAGS properly
*** Error code 1

Stop.
make[1]: stopped in /usr/pkgsrc/sysutils/rdfind
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/sysutils/rdfind