DWORD is unsigned; print it as such.

(cherry picked from commit 7b4a34ccd534a8a48790b2134be44e69a2698882)

diff --git a/pcap-npf.c b/pcap-npf.c
index f205674808db4d2c4ac890d757f917de190abdde..508f0cbe3d2b9395484e1e3185bd94cecf4bba40 100644 (file)
--- a/pcap-npf.c
+++ b/pcap-npf.c
@@ -581,7 +581,7 @@ pcap_read_npf(pcap_t *p, int cnt, pcap_handler callback, u_char *user)
                                 * other than PCAP_ERROR or PCAP_ERROR_BREAK.
                                 */
                                snprintf(p->errbuf, PCAP_ERRBUF_SIZE,
-                                   "The interface disappeared (error code %d)",
+                                   "The interface disappeared (error code %u)",
                                    errcode);
                        } else {
                                pcap_fmt_errmsg_for_win32_err(p->errbuf,