=> Bootstrap dependency digest>=20010302: found digest-20160304
===> 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 ptex-2.1.28.tar.gz
=> Checksum RMD160 OK for ptex-2.1.28.tar.gz
=> Checksum SHA512 OK for ptex-2.1.28.tar.gz
===> Installing dependencies for ptex-2.1.28
=> Tool dependency cmake>=2.8.1nb1: found cmake-3.7.2
=> Tool dependency checkperms>=1.1: found checkperms-1.11nb1
=> Build dependency cwrappers>=20150314: found cwrappers-20170112
===> Overriding tools for ptex-2.1.28
===> Extracting for ptex-2.1.28
tar: Global extended headers posix ustar archive. Extracting as plain files. Following files might be in the wrong directory or have wrong attributes.
===> Patching for ptex-2.1.28
=> Applying pkgsrc patches for ptex-2.1.28
=> Verifying /data/pkgsrc/graphics/ptex/patches/patch-src_ptex_PtexPlatform.h
=> Applying pkgsrc patch /data/pkgsrc/graphics/ptex/patches/patch-src_ptex_PtexPlatform.h
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|$NetBSD: patch-src_ptex_PtexPlatform.h,v 1.1 2016/10/18 02:47:17 kamil Exp $
|
|The alloca(3) function is an extension and place of its definition varies.
|The <alloca.h> header is required on SunOS and acceptable on other systems, but
|unavailable on NetBSD.
|
|--- src/ptex/PtexPlatform.h.orig	2016-04-04 17:14:05.000000000 +0000
|+++ src/ptex/PtexPlatform.h
--------------------------
Patching file src/ptex/PtexPlatform.h using Plan A...
Hunk #1 succeeded at 62.
done
===> Creating toolchain wrappers for ptex-2.1.28
===> Configuring for ptex-2.1.28
=> Fixing CMAKE_MODULE_PATH in CMakeLists.txt
INFO: [subst.mk:cmake] Nothing changed in ./CMakeLists.txt.
=> Checking for portability problems in extracted files
-- The C compiler identification is Clang 4.0.4
-- The CXX compiler identification is Clang 4.0.4
CMake Warning (dev) at /usr/pkg/share/cmake-3.7/Modules/Platform/NetBSD.cmake:13 (include):
  File /usr/pkg/share/cmake-3.7/Modules/Platform/NetBSD.cmake includes
  /data/scratch/graphics/ptex/work/.buildlink/cmake-Modules/Platform/UnixPaths.cmake
  (found via CMAKE_MODULE_PATH) which shadows
  /usr/pkg/share/cmake-3.7/Modules/Platform/UnixPaths.cmake.  This may cause
  errors later on .

  Policy CMP0017 is not set: Prefer files from the CMake module directory
  when including from there.  Run "cmake --help-policy CMP0017" for policy
  details.  Use the cmake_policy command to set the policy and suppress this
  warning.
Call Stack (most recent call first):
  /usr/pkg/share/cmake-3.7/Modules/CMakeSystemSpecificInformation.cmake:26 (include)
  CMakeLists.txt:2 (project)
This warning is for project developers.  Use -Wno-dev to suppress it.

CMake Warning (dev) at /usr/pkg/share/cmake-3.7/Modules/Platform/NetBSD.cmake:13 (include):
  File /usr/pkg/share/cmake-3.7/Modules/Platform/NetBSD.cmake includes
  /data/scratch/graphics/ptex/work/.buildlink/cmake-Modules/Platform/UnixPaths.cmake
  (found via CMAKE_MODULE_PATH) which shadows
  /usr/pkg/share/cmake-3.7/Modules/Platform/UnixPaths.cmake.  This may cause
  errors later on .

  Policy CMP0017 is not set: Prefer files from the CMake module directory
  when including from there.  Run "cmake --help-policy CMP0017" for policy
  details.  Use the cmake_policy command to set the policy and suppress this
  warning.
Call Stack (most recent call first):
  /usr/pkg/share/cmake-3.7/Modules/CMakeCInformation.cmake:66 (include)
  CMakeLists.txt:2 (project)
This warning is for project developers.  Use -Wno-dev to suppress it.

-- Check for working C compiler: /data/scratch/graphics/ptex/work/.cwrapper/bin/clang
-- Check for working C compiler: /data/scratch/graphics/ptex/work/.cwrapper/bin/clang -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Detecting C compile features
-- Detecting C compile features - done
CMake Warning (dev) at /usr/pkg/share/cmake-3.7/Modules/Platform/NetBSD.cmake:13 (include):
  File /usr/pkg/share/cmake-3.7/Modules/Platform/NetBSD.cmake includes
  /data/scratch/graphics/ptex/work/.buildlink/cmake-Modules/Platform/UnixPaths.cmake
  (found via CMAKE_MODULE_PATH) which shadows
  /usr/pkg/share/cmake-3.7/Modules/Platform/UnixPaths.cmake.  This may cause
  errors later on .

  Policy CMP0017 is not set: Prefer files from the CMake module directory
  when including from there.  Run "cmake --help-policy CMP0017" for policy
  details.  Use the cmake_policy command to set the policy and suppress this
  warning.
Call Stack (most recent call first):
  /usr/pkg/share/cmake-3.7/Modules/CMakeCXXInformation.cmake:65 (include)
  CMakeLists.txt:2 (project)
This warning is for project developers.  Use -Wno-dev to suppress it.

-- Check for working CXX compiler: /data/scratch/graphics/ptex/work/.cwrapper/bin/clang++
-- Check for working CXX compiler: /data/scratch/graphics/ptex/work/.cwrapper/bin/clang++ -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Found ZLIB: /lib/libz.so (found version "1.2.10") 
-- Looking for pthread.h
-- Looking for pthread.h - found
-- Looking for pthread_create
-- Looking for pthread_create - not found
-- Looking for pthread_create in pthreads
-- Looking for pthread_create in pthreads - not found
-- Looking for pthread_create in pthread
-- Looking for pthread_create in pthread - found
-- Found Threads: TRUE  
-- Could NOT find Doxygen (missing:  DOXYGEN_EXECUTABLE) 
-- Configuring done
-- Generating done
-- Build files have been written to: /data/scratch/graphics/ptex/work/ptex-2.1.28
=> Rewrite cmake Dependencies files