Use make_build macro

https://fedoraproject.org/wiki/Changes/UseMakeBuildInstallMacro

yelp.spec

@@ -3,7 +3,7 @@
 Name:          yelp
 Epoch:         2
 Version:       3.37.90
-Release:       1%{?dist}
+Release:       2%{?dist}
 Summary:       Help browser for the GNOME desktop
 
 License:       LGPLv2+ and ASL 2.0 and GPLv2+
@@ -64,7 +64,7 @@ the libraries in the yelp-libs package.
 # libtool doesn't make this easy, so we do it the hard way
 sed -i -e 's/ -shared / -Wl,-O1,--as-needed\0 /g' -e 's/    if test "$export_dynamic" = yes && test -n "$export_dynamic_flag_spec"; then/      func_append compile_command " -Wl,-O1,--as-needed"\n      func_append finalize_command " -Wl,-O1,--as-needed"\n\0/' libtool
 
-make %{?_smp_mflags} V=1
+%make_build
 
 %install
 %make_install
@@ -103,6 +103,9 @@ desktop-file-validate $RPM_BUILD_ROOT%{_datadir}/applications/yelp.desktop
 
 
 %changelog
+* Tue Aug 18 2020 David King <amigadave@amigadave.com> - 2:3.37.90-2
+- Use make_build macro
+
 * Mon Aug 17 2020 Kalev Lember <klember@redhat.com> - 2:3.37.90-1
 - Update to 3.37.90