Description: Fix unaligned memory access
Author: Christoph Biedl <debian.axhn@manchmal.in-ulm.de>
Bug: https://bitbucket.org/ripencc/bgpdump/issues/40
Last-Update: 2016-10-30

    Causes FTBFS at least on sparc64

--- a/bgpdump_lib.c
+++ b/bgpdump_lib.c
@@ -1325,12 +1325,14 @@
 	    space = 1;
 
 	  int asn_pos = i * as->asn_len;
+          u_int32_t temp;
           switch(as->asn_len) {
                 case ASN16_LEN:
                     asn = ntohs (*(u_int16_t *) (segment->data + asn_pos));
                     break;
                 case ASN32_LEN:
-                    asn = ntohl (*(u_int32_t *) (segment->data + asn_pos));
+                    memcpy (&temp, segment->data + asn_pos, sizeof (u_int32_t));
+                    asn = ntohl (temp);
                     break;
                 default:
                     assert("invalid asn_len" && false);