--- asterisk-1.6.1.12/configure.ac~	2009-12-30 19:53:27.000000000 +0200
+++ asterisk-1.6.1.12/configure.ac	2009-12-30 20:01:28.604197217 +0200
@@ -1400,9 +1400,9 @@
 		[${PWLIB_INCLUDE}], [${PWLIB_LIB}])
 fi
 
-AST_EXT_LIB_CHECK([LUA], [lua5.1], [luaL_newstate], [lua5.1/lua.h], [-lm]) 
+AST_EXT_LIB_CHECK([LUA], [lua51], [luaL_newstate], [lua51/lua.h], [-lm]) 
 if test "x${PBX_LUA}" = "x1" ; then
-	AC_DEFINE_UNQUOTED([LUA51_PREFIX], [1], [Define to 1 if lua is found with a lua5.1 prefix])
+	AC_DEFINE_UNQUOTED([LUA51_PREFIX], [1], [Define to 1 if lua is found with a lua51 prefix])
 fi
 	
 # Some distributions (like SuSE) remove the 5.1 suffix.
--- asterisk-1.6.1.12/pbx/pbx_lua.c~	2009-11-25 17:44:45.000000000 +0200
+++ asterisk-1.6.1.12/pbx/pbx_lua.c	2009-12-30 20:01:48.084048158 +0200
@@ -43,9 +43,9 @@
 #include "asterisk/hashtab.h"
 
 #ifdef LUA51_PREFIX
-#include <lua5.1/lua.h>
-#include <lua5.1/lauxlib.h>
-#include <lua5.1/lualib.h>
+#include <lua51/lua.h>
+#include <lua51/lauxlib.h>
+#include <lua51/lualib.h>
 #else
 #include <lua.h>
 #include <lauxlib.h>