=> Bootstrap dependency digest>=20010302: found digest-20190127
===> Skipping vulnerability checks.
WARNING: No /var/db/pkg/pkg-vulnerabilities file found.
WARNING: To fix run: `/usr/sbin/pkg_admin -K /var/db/pkg fetch-pkg-vulnerabilities'.
=> Checksum SHA1 OK for cgrep-6.6.30.tar.gz
=> Checksum RMD160 OK for cgrep-6.6.30.tar.gz
=> Checksum SHA512 OK for cgrep-6.6.30.tar.gz
===> Installing dependencies for hs-cgrep-6.6.30
==========================================================================
The following variables will affect the build process of this package,
hs-cgrep-6.6.30.  Their current value is shown below:

        * CURSES_DEFAULT = curses
        * HASKELL_COMPILER = ghc
        * HASKELL_ENABLE_HADDOCK_DOCUMENTATION = yes
        * HASKELL_ENABLE_LIBRARY_PROFILING = yes
        * HASKELL_ENABLE_SHARED_LIBRARY = yes

Based on these variables, the following variables have been set:

        * CURSES_TYPE = curses

You may want to abort the process now with CTRL-C and change their value
before continuing.  Be sure to run `/usr/bin/make clean' after
the changes.
==========================================================================
=> Tool dependency pkgconf-[0-9]*: found pkgconf-1.6.0
=> Tool dependency checkperms>=1.1: found checkperms-1.12
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency ghc>=7.10.3: found ghc-8.0.2
=> Full dependency hs-aeson>=0.7.0.6nb16: found hs-aeson-1.4.6.0
=> Full dependency hs-unordered-containers>=0.2.10: found hs-unordered-containers-0.2.10.0
=> Full dependency hs-dlist>=0.8.0.7: found hs-dlist-0.8.0.7
=> Full dependency hs-stm>=2.5.0: found hs-stm-2.5.0.0
=> Full dependency hs-ansi-terminal>=0.6.2.1: found hs-ansi-terminal-0.10.2
=> Full dependency hs-async>=2.2.2: found hs-async-2.2.2
=> Full dependency hs-cmdargs>=0.10.20: found hs-cmdargs-0.10.20
=> Full dependency hs-either>=5.0.1.1: found hs-either-5.0.1.1
=> Full dependency hs-mtl>=2.2.2: found hs-mtl-2.2.2
=> Full dependency hs-exceptions>=0.10.4: found hs-exceptions-0.10.4
=> Full dependency hs-extra>=1.6.18: found hs-extra-1.6.18
=> Full dependency hs-regex-base>=0.94.0: found hs-regex-base-0.94.0.0
=> Full dependency hs-regex-pcre>=0.95.0: found hs-regex-pcre-0.95.0.0
=> Full dependency hs-regex-posix>=0.96.0.0: found hs-regex-posix-0.96.0.0
=> Full dependency hs-safe>=0.3.18: found hs-safe-0.3.18
=> Full dependency hs-split>=0.2.3.3: found hs-split-0.2.3.3
=> Full dependency hs-stringsearch>=0.3.6.6: found hs-stringsearch-0.3.6.6
=> Full dependency hs-unicode-show>=0.1.0.4: found hs-unicode-show-0.1.0.4
=> Full dependency hs-unix-compat>=0.5.2: found hs-unix-compat-0.5.2
=> Full dependency hs-utf8-string>=1.0.1.1: found hs-utf8-string-1.0.1.1
===> Overriding tools for hs-cgrep-6.6.30
===> Extracting for hs-cgrep-6.6.30
===> Patching for hs-cgrep-6.6.30
=> Applying pkgsrc patches for hs-cgrep-6.6.30
=> Verifying /amd/pkgsrc/CHROOT/P/pkgsrc/textproc/hs-cgrep/patches/patch-src_Config.hs
=> Applying pkgsrc patch /amd/pkgsrc/CHROOT/P/pkgsrc/textproc/hs-cgrep/patches/patch-src_Config.hs
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|$NetBSD: patch-src_Config.hs,v 1.1 2020/01/03 08:22:09 pho Exp $
|
|Compatibility with GHC < 8
|
|--- src/Config.hs.orig	2001-09-09 01:46:40.000000000 +0000
|+++ src/Config.hs
--------------------------
Patching file src/Config.hs using Plan A...
Hunk #1 succeeded at 19.
done
===> Creating toolchain wrappers for hs-cgrep-6.6.30
===> Configuring for hs-cgrep-6.6.30
[1 of 1] Compiling Main             ( Setup.hs, Setup.o )
Linking Setup ...
=> Checking for portability problems in extracted files
Configuring cgrep-6.6.30...
Setup: Encountered missing dependencies:
yaml -any
*** Error code 1

Stop.
make[1]: stopped in /amd/pkgsrc/CHROOT/P/pkgsrc/textproc/hs-cgrep
*** Error code 1

Stop.
make: stopped in /amd/pkgsrc/CHROOT/P/pkgsrc/textproc/hs-cgrep