# It's separate from mkfiles.pl because it won't work (and isn't needed)
# on a non-Unix system.
+# It's nice to be able to run this from inside the unix subdir as
+# well as from outside.
+test -f unix.h && cd ..
+
# Persuade automake to give us a copy of its install-sh. This is a
# pain because I don't actually want to have to _use_ automake.
# Instead, I construct a trivial unrelated automake project in a