add v8-devel and %{?_isa} to -devel Requires

nodejs.spec

@@ -64,8 +64,9 @@ real-time applications that run across distributed devices.
 %package devel
 Summary: JavaScript runtime - development headers
 Group: Development/Languages
-Requires: %{name} == %{version}-%{release}
-Requires: libuv-devel http-parser-devel openssl-devel c-ares-devel zlib-devel
+Requires: %{name}%{?_isa} == %{version}-%{release}
+Requires: libuv-devel%{?_isa} http-parser-devel%{?_isa} v8-devel%{?_isa}
+Requires: openssl-devel%{?_isa} c-ares-devel%{?_isa} zlib-devel%{?_isa}
 Requires: nodejs-packaging
 
 %description devel
@@ -168,6 +169,8 @@ cp -p common.gypi %{buildroot}%{_datadir}/node
 * Sat Aug 17 2013 T.C. Hollingsworth <tchollingsworth@gmail.com> - 0.10.16-1
 - new upstream release 0.10.16
   http://blog.nodejs.org/2013/08/16/node-v0-10-16-stable/
+- add v8-devel to -devel Requires
+- restrict -devel Requires to the same architecture
 
 * Wed Aug 14 2013 T.C. Hollingsworth <tchollingsworth@gmail.com> - 0.10.14-3
 - fix typo in _isa macro in v8 Requires