=> Bootstrap dependency digest>=20010302: found digest-20160304
=> Checksum SHA1 OK for Botan-1.10.12.tgz
=> Checksum RMD160 OK for Botan-1.10.12.tgz
=> Checksum SHA512 OK for Botan-1.10.12.tgz
===> Installing dependencies for botan-1.10.12
==========================================================================
The following variables will affect the build process of this package,
botan-1.10.12.  Their current value is shown below:

        * PYTHON_VERSION_DEFAULT = 27

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

        * PYPACKAGE = python27

You may want to abort the process now with CTRL-C and change their value
before continuing.  Be sure to run `/usr/pkg/bin/bmake clean' after
the changes.
==========================================================================
=> Build dependency python27>=2.7.1nb2: found python27-2.7.12nb4
=> Full dependency pth>=2.0.0nb2: found pth-2.0.7nb4
===> Overriding tools for botan-1.10.12
===> Extracting for botan-1.10.12
===> Patching for botan-1.10.12
=> Applying pkgsrc patches for botan-1.10.12
===> Creating toolchain wrappers for botan-1.10.12
===> Configuring for botan-1.10.12
   INFO: Guessing to use compiler gcc (use --cc to set)
   INFO: Guessing target OS is minix (use --os to set)
  ERROR: Unknown OS "minix"; available options: aix cygwin darwin dragonfly freebsd haiku hpux hurd irix linux mingw nacl netbsd openbsd qnx solaris tru64 windows
*** Error code 1

Stop.
bmake[1]: stopped in /usr/pkgsrc/security/botan
*** Error code 1

Stop.
bmake: stopped in /usr/pkgsrc/security/botan