diff --git a/baselibs.conf b/baselibs.conf
new file mode 100644
index 0000000..13a4466
--- /dev/null
+++ b/baselibs.conf
@@ -0,0 +1,7 @@
+# Obsoletes added in 0.13.58; change to "<" starting with 0.13.59
+libzzip-0-13
+	obsoletes "zziplib-<targettype> <= <version>"
+	provides "zziplib-<targettype> = <version>"
+zziplib-devel
+	requires -zziplib-<targettype>
+	requires "libzzip-0-13-<targettype> = <version>"
diff --git a/zziplib.changes b/zziplib.changes
index d8e2223..8716447 100644
--- a/zziplib.changes
+++ b/zziplib.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Fri Sep 16 16:02:33 UTC 2011 - jengelh@medozas.de
+
+- Implement shlib policy/packaging for package, add baselibs.conf
+  and resolve redundant constructs
+
 -------------------------------------------------------------------
 Sat Apr 30 15:22:39 UTC 2011 - crrodriguez@opensuse.org
 
diff --git a/zziplib.spec b/zziplib.spec
index 59f9bb7..2efa55b 100644
--- a/zziplib.spec
+++ b/zziplib.spec
@@ -15,32 +15,42 @@
 # Please submit bugfixes or comments via http://bugs.opensuse.org/
 #
 
-# norootforbuild
 
 
 Name:           zziplib
+%define lname	libzzip-0-13
 Summary:        ZZipLib: Free Zip Compression Library with an Easy-to-Use API
 Version:        0.13.58
 Release:        9
 License:        LGPLv2.1+
 Group:          System/Libraries
-AutoReqProv:    on
-Url:            http://zziplib.sourceforge.net
+URL:            http://zziplib.sourceforge.net
 Source0:        http://prdownloads.sourceforge.net/zziplib/%{name}-%{version}.tar.bz2
+Source2:        baselibs.conf
 Patch:          zziplib-0.13.49.patch
 Patch1:         zziplib-0.13.58-wronglinking.patch
-BuildRequires:  pkgconfig python zlib-devel
+BuildRequires:  fdupes pkgconfig python zlib-devel
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 
 %description
 ZZipLib is a library for dealing with zip and zip-like archives by
 using free algorithms of zlib.
 
+%package -n %lname
+Summary:        ZZipLib: free zip compression library with easy to use API
+Group:          System/Libraries
+Obsoletes:      zziplib < %version-%release
+Provides:       zziplib = %version-%release
+
+%description -n %lname
+ZZipLib is a library for dealing with zip and zip-like archives by
+using free algorithms of zlib.
+
 %package devel
 License:        LGPLv2.1+
 Summary:        ZZipLib: free zip compression library with easy to use API
 Group:          Development/Libraries/C and C++
-Requires:       %{name} = %{version} zlib-devel
+Requires:       %lname = %version, zlib-devel
 
 %description devel
 That are the header files needed for developing applications using
@@ -54,27 +64,25 @@ ZZipLib.
 %build
 autoreconf -fiv
 %configure --enable-largefile --disable-static --with-pic
-%{__make} %{?jobs:-j%jobs}
-make doc
+make %{?_smp_mflags} all;
+make doc;
 
 %install
-%{__make} DESTDIR=%{buildroot} install
+%makeinstall
 %{__rm} -f docs/Make* docs/zziplib-manpages.ar
-%{__rm} -f %{buildroot}%{_libdir}/*.la
+find "%buildroot" -name "*.la" -type f -delete
+%fdupes %buildroot
 
 %check 
 %{__make} check || exit 0
 
-%clean
-%{__rm} -rf %{buildroot}
+%post -n %lname -p /sbin/ldconfig
 
-%post -p /sbin/ldconfig
+%postun -n %lname -p /sbin/ldconfig
 
-%postun -p /sbin/ldconfig
-
-%files
+%files -n %lname
 %defattr(-,root,root)
-%{_libdir}/libzzip*-*.so.*
+%{_libdir}/libzzip*.so.*
 
 %files devel
 %defattr(-,root,root)