grep '[Pp]ython interpreter is too old' stderr
}
+saved_PYTHON=$PYTHON; export saved_PYTHON
PYTHON=; unset PYTHON
cat > configure.ac <<END
mkdir bin
cat > bin/my-python << 'END'
#! /bin/sh
-exec python ${1+"$@"}
+exec $saved_PYTHON ${1+"$@"}
END
chmod a+x bin/my-python
PATH=$(pwd)/bin$PATH_SEPARATOR$PATH