ref-manual/system-requirements.rst: recommend buildtools for not supported distros

Also minor correction to supported distribution notes

(From yocto-docs rev: cb417cef74b87b53300eb05c21675b5e24a10ca7)

Signed-off-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Suggested-by: Alexander Kanavin <alex.kanavin@gmail.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>

1 files changed, 7 insertions, 1 deletions

diff --git a/documentation/ref-manual/system-requirements.rst b/documentation/ref-manual/system-requirements.rst
index 159f16fb8d..79c40046b4 100644
--- a/documentation/ref-manual/system-requirements.rst
+++ b/documentation/ref-manual/system-requirements.rst
@@ -118,7 +118,13 @@ tested on former revisions of "&DISTRO_NAME;", but no longer are:
       has no plans to support rolling-releases or development
       distributions due to their constantly changing nature. We welcome
       patches and bug reports, but keep in mind that our priority is on
-      the supported platforms listed below.
+      the supported platforms listed above.
+
+   -  If your Linux distribution is not in the above list, we recommend to
+      get the :term:`buildtools` or :term:`buildtools-extended` tarballs
+      containing the host tools required by your Yocto Project release,
+      typically by running ``scripts/install-buildtools`` as explained in
+      the ":ref:`system-requirements-buildtools`" section.
 
    -  You may use Windows Subsystem For Linux v2 to set up a build host
       using Windows 10, but validation is not performed against build