fix for request serial

1 files changed, 2 insertions, 2 deletions

diff --git a/include/sitecing/sitecing_interface.h b/include/sitecing/sitecing_interface.h
index f0210d6..a0e1b8a 100644
--- a/include/sitecing/sitecing_interface.h
+++ b/include/sitecing/sitecing_interface.h
@@ -13,32 +13,32 @@ namespace sitecing {
 
     /**
      * @brief the interface to site-C-ing.
      *
      * The basic class used to convey communications between the component and
      * the sitecing core.
      */
     class sitecing_interface {
 	public:
 	    /**
 	     * Pointer to the output stream.
 	     */
 	    ostream *out;
 	    /**
 	     * Serial number of request being processed.
 	     */
-	    long serial;
+	    unsigned long serial;
 
 	    /**
 	     * The default constructor doesn't do much.
 	     */
 	    sitecing_interface() : out(0), serial(0) {}
 	    /**
 	     * The constructor initializes the output stream pointer.
 	     * @param o the value to initialize the output stream pointer with.
 	     */
-	    sitecing_interface(ostream* o) : out(o) {}
+	    sitecing_interface(ostream* o) : out(o), serial(0) {}
     };
 
 }
 
 #endif /* __SITECING_SITECING_INTERFACE_H */