=> Bootstrap dependency digest>=20010302: found digest-20160304
=> Checksum SHA1 OK for UDFclient.0.8.tgz
=> Checksum RMD160 OK for UDFclient.0.8.tgz
=> Checksum SHA512 OK for UDFclient.0.8.tgz
===> Installing dependencies for udfclient-0.8
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
===> Overriding tools for udfclient-0.8
===> Extracting for udfclient-0.8
===> Patching for udfclient-0.8
===> Creating toolchain wrappers for udfclient-0.8
===> Configuring for udfclient-0.8
=> 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 build system type... x86_64-unknown-freebsd11
checking host system type... x86_64-unknown-freebsd11
checking for x86_64-unknown-freebsd11-gcc... clang
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 clang accepts -g... yes
checking for clang option to accept ISO C89... none needed
checking for a BSD-compatible install... /usr/bin/install -c -o pbulk -g users
checking for pthread_create in -lpthread... yes
checking for clock_gettime in -lc... yes
checking how to run the C preprocessor... clang -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
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 endian.h usability... no
checking endian.h presence... no
checking for endian.h... no
checking sys/endian.h usability... yes
checking sys/endian.h presence... yes
checking for sys/endian.h... yes
checking machine/endian.h usability... yes
checking machine/endian.h presence... yes
checking for machine/endian.h... yes
checking machine/bswap.h usability... no
checking machine/bswap.h presence... no
checking for machine/bswap.h... no
checking sys/bswap.h usability... no
checking sys/bswap.h presence... no
checking for sys/bswap.h... no
checking machine/int_fmtio.h usability... no
checking machine/int_fmtio.h presence... no
checking for machine/int_fmtio.h... no
checking for strlcpy... yes
checking for struct stat.st_atimespec... yes
checking for struct stat.st_birthtimespec... yes
checking for struct dirent.d_namlen... no
checking dev/scsipi/scsipi_all.h usability... no
checking dev/scsipi/scsipi_all.h presence... no
checking for dev/scsipi/scsipi_all.h... no
checking scsi/sg.h usability... no
checking scsi/sg.h presence... no
checking for scsi/sg.h... no
checking camlib.h usability... yes
checking camlib.h presence... yes
checking for camlib.h... yes
configure: creating ./config.status
config.status: creating Makefile

Compile the project with Posix compliant make; possibly installed as bmake or pmake