https://bugzilla.redhat.com/637000

diff -up spectool-1.0.10/spectool~ spectool-1.0.10/spectool
--- spectool-1.0.10/spectool~	2008-02-12 12:32:21.000000000 +0200
+++ spectool-1.0.10/spectool	2010-09-27 19:17:31.483281717 +0300
@@ -108,7 +108,7 @@ sub eval_sources_patches {
 				last;
 			}
 		}
-		next if ($line =~ m/^\s*(BuildArch|Exclu(d|siv)e(Arch|OS))\s*:/i);
+		next if ($line =~ m/^\s*(BuildArch(itectures)?|Exclu(d|siv)e(Arch|OS)|Icon)\s*:/i);
 		$preamble .= $line;
 		if ($line !~ m/^\s*(?:source|patch)\d*\s*:/) {
 			print $tmpspec_fh $line;