Add missing configure checks

configure.in.in

@@ -10,3 +10,7 @@ fi
 
 KDE_INIT_DOXYGEN([The API Reference], [Version $VERSION])
 
+AC_STRUCT_ST_BLOCKS
+
+AC_CHECK_HEADERS(mntent.h)
+

src/part/localLister.cpp

@@ -1,6 +1,7 @@
 //Author:    Max Howell <max.howell@methylblue.com>, (C) 2003-4
 //Copyright: See COPYING file that comes with this distribution
 
+#include "../../config.h"
 #include "Config.h"
 #include "debug.h"
 #include <dirent.h>