=> Bootstrap dependency digest>=20010302: found digest-20121220
===> 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 haskell-src-exts-1.16.0.1.tar.gz
=> Checksum RMD160 OK for haskell-src-exts-1.16.0.1.tar.gz
===> Installing dependencies for hs-haskell-src-exts-1.16.0.1
==========================================================================
The following variables will affect the build process of this package,
hs-haskell-src-exts-1.16.0.1.  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 pkg-config>=0.25: found pkg-config-0.28
=> Tool dependency checkperms>=1.1: found checkperms-1.11
=> Build dependency happy>=1.17: found happy-1.19.5
=> Build dependency cwrappers>=20141129: found cwrappers-20141129
=> Full dependency ghc>=7.6.3nb6: found ghc-7.6.3nb6
=> Full dependency hs-cpphs>=1.18.7: found hs-cpphs-1.18.7
===> Overriding tools for hs-haskell-src-exts-1.16.0.1
===> Extracting for hs-haskell-src-exts-1.16.0.1
===> Patching for hs-haskell-src-exts-1.16.0.1
===> Creating toolchain wrappers for hs-haskell-src-exts-1.16.0.1
===> Configuring for hs-haskell-src-exts-1.16.0.1
[1 of 1] Compiling Main             ( Setup.hs, Setup.o )
Linking Setup ...
=> Checking for portability problems in extracted files
Configuring haskell-src-exts-1.16.0.1...
Setup: The program happy version >=1.17 is required but the version of
/usr/pkg/bin/happy could not be determined.
*** Error code 1

Stop.
make[1]: stopped in /bulk-data/pkgsrc/devel/hs-haskell-src-exts
*** Error code 1

Stop.
make: stopped in /bulk-data/pkgsrc/devel/hs-haskell-src-exts