Index: crossfire-client-1.60.0/configure.ac
===================================================================
--- crossfire-client-1.60.0.orig/configure.ac	2011-02-06 17:33:26.000000000 +0200
+++ crossfire-client-1.60.0/configure.ac	2011-02-06 17:33:39.000000000 +0200
@@ -195,12 +195,13 @@
 
 AC_SEARCH_LIBS(pthread_create, [pthread, pthreadgc, pthreadgc1, pthreadgc2], [AC_DEFINE(HAVE_LIBPTHREAD, 1, [Define to 1 if you have the 'pthread' library.])])
 
-PKG_CHECK_MODULES(LUA, lua >= 5.0.0, [lua_scripting=yes], [lua_scripting=no])
+PKG_CHECK_MODULES(LUA, lua5.1, [lua_scripting=yes], [lua_scripting=no])
 if eval "test x$lua_scripting = xyes" ; then
-    LUA_LIBS=`$PKG_CONFIG --libs lua`
+    LIBS=`$PKG_CONFIG --libs lua5.1`
+    CFLAGS=`$PKG_CONFIG --cflags lua5.1`
 fi
 
-PKG_CHECK_MODULES(LUA, lua >= 5.1.0, [HAVE_LUA_5_1=yes], [HAVE_LUA_5_1=no])
+PKG_CHECK_MODULES(LUA, lua5.1, [HAVE_LUA_5_1=yes], [HAVE_LUA_5_1=no])
 if eval "test x$HAVE_LUA_5_1 = xyes" ; then
     AC_DEFINE(HAVE_LUA_5_1, 1, [Define to use Lua 5.1])
 fi
