Refinement by Stefan Krah (see issue 11715, msg133194) to exit early if the dpkg-architecture command is not found on $PATH.  This should fix the failures on FreeBSD and Solaris, which do not create the target file via I/O redirection if the command isn't found (unlike Linux and OS X which do).
Refinement by Stefan Krah (see issue 11715, msg133194) to exit early if the
dpkg-architecture command is not found on $PATH.  This should fix the failures
on FreeBSD and Solaris, which do not create the target file via I/O
redirection if the command isn't found (unlike Linux and OS X which do).

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator