diff --git a/SPECS/diffutils.spec b/SPECS/diffutils.spec
new file mode 100644
index 0000000..f0d6e5e
--- /dev/null
+++ b/SPECS/diffutils.spec
@@ -0,0 +1,71 @@
+%if 0%{?!insinfo:1} == 1
+%global insinfo /sbin/install-info
+%endif
+
+Name:     diffutils
+Version:  3.9
+Release:	%{?repo}0.rc1%{?dist}
+Summary:  programs related to finding differences between files
+
+Group:    System Environment/Utilities
+License:  GPL-3.0-or-later
+URL:      https://www.gnu.org/software/diffutils/
+Source0:  https://ftp.gnu.org/gnu/diffutils/diffutils-%{version}.tar.xz
+
+#BuildRequires:
+Requires(post):   %{insinfo}
+Requires(postun): %{insinfo}
+
+%description
+GNU Diffutils is a package of several programs related to finding
+differences between files.
+
+%prep
+%setup -q
+
+
+%build
+%configure
+make %{?_smp_mflags}
+
+%check
+%if 0%{?runtests:1} == 1
+make check > %{name}-make.check.log 2>&1
+%else
+echo "make check not run at package build" > %{name}-make.check.log
+%endif
+
+
+%install
+make install DESTDIR=%{buildroot}
+%find_lang %{name}
+
+%post
+%{insinfo} %{_infodir}/diffutils.info %{_infodir}/dir ||:
+
+%preun
+if [ $1 = 0 ]; then
+%{insinfo} --delete %{_infodir}/diffutils.info %{_infodir}/dir ||:
+fi
+
+%files -f %{name}.lang
+%defattr(-,root,root,-)
+%attr(0755,root,root) %{_bindir}/cmp
+%attr(0755,root,root) %{_bindir}/diff
+%attr(0755,root,root) %{_bindir}/diff3
+%attr(0755,root,root) %{_bindir}/sdiff
+%attr(0644,root,root) %{_infodir}/diffutils.info*
+%exclude %{_infodir}/dir
+%attr(0644,root,root) %{_mandir}/man1/cmp.1*
+%attr(0644,root,root) %{_mandir}/man1/diff.1*
+%attr(0644,root,root) %{_mandir}/man1/diff3.1*
+%attr(0644,root,root) %{_mandir}/man1/sdiff.1*
+%license COPYING
+%doc AUTHORS ChangeLog* COPYING NEWS README THANKS TODO
+%doc %{name}-make.check.log
+
+
+
+%changelog
+* Thu May 18 2023 Michael A. Peters <anymouseprophet@gmail.com> - 3.9-0.rc1
+- Initial spec file for YJL (RPM bootstrapping LFS/BLFS 11.3)