Merge pull request #659 from Keno/patch-2

Fix cross compilation suffix detection

Author: xianyi

c_check

@@ -30,7 +30,7 @@ if ($ARGV[0] =~ /(.*)(-[.\d]+)/) {
 	$cross_suffix = $1;
     }
 } else {
-    if ($ARGV[0] =~ /(.*-)(.*)/) {
+    if ($ARGV[0] =~ /([^\/]*-)([^\/]*$)/) {
 	$cross_suffix = $1;
     }
 }