--- nv_dac.c.orig	2009-04-09 11:35:31.000000000 -0400
+++ nv_dac.c	2009-04-09 11:38:11.000000000 -0400
@@ -101,8 +101,10 @@
        horizStart = horizTotal - 5;
        horizEnd = horizTotal - 2;   
        horizBlankEnd = horizTotal + 4;
+#if !defined(__powerpc__)       
        if(pNv->Architecture == NV_ARCH_30)
            horizTotal += 2;
+#endif
     }
 
     pVga->CRTC[0x0]  = Set8Bits(horizTotal);