Index: src/platform/POSIX/OFSystemInfo+NetworkInterfaces.m
==================================================================
--- src/platform/POSIX/OFSystemInfo+NetworkInterfaces.m
+++ src/platform/POSIX/OFSystemInfo+NetworkInterfaces.m
@@ -246,11 +246,11 @@
 #  endif
 
 			[addresses addItem: &address];
 
 next:
-#  ifdef HAVE_STRUCT_SOCKADDR_SA_LEN
+#  if defined(HAVE_STRUCT_SOCKADDR_SA_LEN) && !defined(OF_NETBSD)
 			if (current->ifr_addr.sa_len > sizeof(struct sockaddr))
 				buffer += sizeof(struct ifreq) -
 				    sizeof(struct sockaddr) +
 				    current->ifr_addr.sa_len;
 			else