Use make macros

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

libiec61883.spec

@@ -1,7 +1,7 @@
 Summary:        Streaming library for IEEE1394
 Name:           libiec61883
 Version:        1.2.0
-Release:        24%{?dist}
+Release:        25%{?dist}
 License:        LGPLv2+
 Source:         http://www.kernel.org/pub/linux/libs/ieee1394/%{name}-%{version}.tar.gz
 # Fedora specific patches.
@@ -46,10 +46,10 @@ Utilities that make use of iec61883
 %configure --disable-static
 sed -i 's|^hardcode_libdir_flag_spec=.*|hardcode_libdir_flag_spec=""|g' libtool
 sed -i 's|^runpath_var=LD_RUN_PATH|runpath_var=DIE_RPATH_DIE|g' libtool
-make %{?_smp_mflags}
+%make_build
 
 %install
-make install DESTDIR=$RPM_BUILD_ROOT INSTALL="install -p"
+%make_install
 
 find $RPM_BUILD_ROOT -name '*.la' -exec rm -f {} ';'
 
@@ -70,6 +70,10 @@ find $RPM_BUILD_ROOT -name '*.la' -exec rm -f {} ';'
 %{_mandir}/man1/*.1*
 
 %changelog
+* Tue Jan 05 2021 Tom Stellard <tstellar@redhat.com> - 1.2.0-25
+- Use make macros
+- https://fedoraproject.org/wiki/Changes/UseMakeBuildInstallMacro
+
 * Tue Jul 28 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-24
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild