Modernize a spec file

perl-B-Debug.spec

@@ -10,7 +10,6 @@
 %global _with_perl_B_Debug_enables_optional_test 0
 %endif
 
-
 Name:           perl-B-Debug
 Version:        1.26
 Release:        424%{?dist}
@@ -50,11 +49,11 @@ B::Concise and B::Terse for other details.
 %setup -q -n B-Debug-%{version}
 
 %build
-perl Makefile.PL INSTALLDIRS=vendor NO_PACKLIST=1
+perl Makefile.PL INSTALLDIRS=vendor NO_PACKLIST=1 NO_PERLLOCAL=1
-make %{?_smp_mflags}
+%{make_build}
 
 %install
-make pure_install DESTDIR=$RPM_BUILD_ROOT
+%{make_install}
 %{_fixperms} $RPM_BUILD_ROOT/*
 
 %check