Added some error codes.

include/urlmon.h

@@ -146,6 +146,28 @@ typedef enum BINDSTATUS {
 #define MK_S_ASYNCHRONOUS 0x000401E8
 #define S_ASYNCHRONOUS    MK_S_ASYNCHRONOUS
 
+#define INET_E_ERROR_FIRST               0x800C0002L
+#define INET_E_INVALID_URL               0x800C0002L
+#define INET_E_NO_SESSION                0x800C0003L
+#define INET_E_CANNOT_CONNECT            0x800C0004L
+#define INET_E_RESOURCE_NOT_FOUND        0x800C0005L
+#define INET_E_OBJECT_NOT_FOUND          0x800C0006L
+#define INET_E_DATA_NOT_AVAILABLE        0x800C0007L
+#define INET_E_DOWNLOAD_FAILURE          0x800C0008L
+#define INET_E_AUTHENTICATION_REQUIRED   0x800C0009L
+#define INET_E_NO_VALID_MEDIA            0x800C000AL
+#define INET_E_CONNECTION_TIMEOUT        0x800C000BL
+#define INET_E_INVALID_REQUEST           0x800C000CL
+#define INET_E_UNKNOWN_PROTOCOL          0x800C000DL
+#define INET_E_SECURITY_PROBLEM          0x800C000EL
+#define INET_E_CANNOT_LOAD_DATA          0x800C000FL
+#define INET_E_CANNOT_INSTANTIATE_OBJECT 0x800C0010L
+#define INET_E_REDIRECT_FAILED           0x800C0014L
+#define INET_E_REDIRECT_TO_DIR           0x800C0015L
+#define INET_E_CANNOT_LOCK_REQUEST       0x800C0016L
+#define INET_E_ERROR_LAST                INET_E_REDIRECT_TO_DIR
+
+
 /*****************************************************************************
  * IBinding interface
  */