--- vlc-1.1.1/configure.ac~	2010-07-19 23:21:46.000000000 +0200
+++ vlc-1.1.1/configure.ac	2010-07-22 09:14:02.123884890 +0200
@@ -1511,7 +1511,7 @@
     [
     AC_MSG_WARN([${LUA_PKG_ERRORS}, trying lua 5.1 instead])
 
-    PKG_CHECK_MODULES(LUA, lua5.1,
+    PKG_CHECK_MODULES(LUA, lua51,
       [ have_lua=yes ],
       [
       AC_MSG_WARN([${LUA_PKG_ERRORS}, trying lua >= 5.1 instead])