Specify all dependencies; Modernize spec using %%{make_build} and %%{make_install}

perl-Crypt-RC4.spec

@@ -7,8 +7,12 @@ URL:            https://metacpan.org/release/Crypt-RC4
 Source0:        https://cpan.metacpan.org/authors/id/S/SI/SIFUKURT/Crypt-RC4-%{version}.tar.gz
 BuildArch:      noarch
 BuildRequires:  perl-generators
+BuildRequires:  perl-interpreter
+BuildRequires:  perl(Exporter)
 BuildRequires:  perl(ExtUtils::MakeMaker)
-Requires:       perl(:MODULE_COMPAT_%(eval "`%{__perl} -V:version`"; echo $version))
+BuildRequires:  perl(strict)
+BuildRequires:  perl(vars)
+Requires:       perl(:MODULE_COMPAT_%(eval "`perl -V:version`"; echo $version))
 
 
 %description
@@ -29,16 +33,12 @@ have scrutinized the algorithm and it is considered secure.
 
 
 %build
-%{__perl} Makefile.PL INSTALLDIRS=vendor
-make %{?_smp_mflags}
+perl Makefile.PL INSTALLDIRS=vendor NO_PACKLIST=1 NO_PERLLOCAL=1
+%{make_build}
 
 
 %install
-make pure_install PERL_INSTALL_ROOT=%{buildroot}
-
-find %{buildroot} -type f -name .packlist -exec rm -f {} \;
-find %{buildroot} -depth -type d -exec rmdir {} 2>/dev/null \;
-
+%{make_install}
 %{_fixperms} %{buildroot}/*