=> Bootstrap dependency digest>=20211023: found digest-20220214
=> Checksum BLAKE2s OK for gprolog-1.4.5.tar.gz
=> Checksum SHA512 OK for gprolog-1.4.5.tar.gz
===> Installing dependencies for gprolog-1.4.5
=> Tool dependency mktools-[0-9]*: found mktools-20220614
=> Tool dependency cwrappers>=20150314: found cwrappers-20220403
===> 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 gprolog-1.4.5
===> Extracting for gprolog-1.4.5
===> Patching for gprolog-1.4.5
=> Applying pkgsrc patches for gprolog-1.4.5
===> Creating toolchain wrappers for gprolog-1.4.5
===> Configuring for gprolog-1.4.5
=> 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 alpha--netbsd-gcc... gcc
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 gcc accepts -g... yes
checking for gcc option to accept ISO C89... none needed
checking build system type... alpha--netbsd
checking host system type... alpha--netbsd
checking for alpha--netbsd-as... no
checking for as... as
checking for alpha--netbsd-ranlib... no
checking for ranlib... ranlib
checking for alpha--netbsd-windres... no
checking for windres... no
checking for alpha--netbsd-ar... no
checking for ar... ar
checking for alpha--netbsd-strip... no
checking for strip... strip
checking whether make sets $(MAKE)... yes
checking for a BSD-compatible install... /usr/bin/install -c -o pbulk -g users
checking whether ln -s works... yes
configure: error: unsupported architecture alpha--netbsd
*** Error code 1

Stop.
make[1]: stopped in /usr/pkgsrc/lang/gprolog
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/lang/gprolog