Include GNULib's "dirname.h" in order to pull in the base_name()

prototype, fixes compilation of check_procs using SGI's MIPSpro C.


git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@1587 f882894a-f735-0410-b71e-b25c423dba1c

plugins/common.h

@@ -105,6 +105,7 @@
 
 /* GNU Libraries */
 #include <getopt.h>
+#include "dirname.h"
 #include "vasprintf.h"
 #include "snprintf.h"
 #include "vsnprintf.h"