Fixed end of the program by mistake, if you can not build nvidia-drivers-71.XX.XX. (IssueID #126).

install/calculate

@@ -6950,8 +6950,9 @@ sub makepkg{
 	printmes("  ".gettext('nvidia-drivers-71.XX.XX')); printmes("... ");
 	`echo ">x11-drivers/nvidia-drivers-72.00.00" > $data{'chroot'}/etc/portage/package.mask/nvidia`;
 	if(system "PKGDIR=\"/usr/portage/packages\" $data{emergerun1} -b x11-drivers/nvidia-drivers $data{emergerun2} &>/dev/null"){
-		beep();
-		printmes(gettext('error').".\n"); return '';
+		#beep();
+		printmes(gettext('error').".\n");
+		#return '';
 	}else{
 		printmes(gettext('done').".\n");
 	}