[tigervnc/el5] ppc builds are failing, disable for now

[bphinz]

commit 9de2450a56f21cb9b4e0fc584847f54ef62c5dc4
Author: Brian P. Hinz <bphinz at users.sourceforge.net>
Date:   Sat Oct 20 18:11:28 2012 -0400

    ppc builds are failing, disable for now

 tigervnc.spec |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/tigervnc.spec b/tigervnc.spec
index b8ed56f..aa43294 100644
--- a/tigervnc.spec
+++ b/tigervnc.spec
@@ -91,6 +91,8 @@ Source162:	https://downloads.sourceforge.net/project/libpng/libpng15/1.5.12/libp
 #http://dl.fedoraproject.org/pub/archive/fedora/linux/releases/12/Fedora/source/SRPMS/libdrm-2.4.15-4.fc12.src.rpm
 #http://dl.fedoraproject.org/pub/archive/fedora/linux/releases/12/Fedora/source/SRPMS/freetype-2.3.9-6.fc12.src.rpm
 
+# cmake build is failing on ppc, need to 
+ExcludeArch:    ppc
 BuildRoot:	%{_tmppath}/%{name}-%{version}-%{snap}-%{release}-root-%(%{__id_u} -n)
 
 BuildRequires:	automake >= 1.7, autoconf >= 2.57, libtool >= 1.4, gettext >= 0.14.4, gettext-devel >= 0.14.4, bison-devel