diff --git a/mio/lib/dns.c b/mio/lib/dns.c
index ff4a742..580e6c6 100644
--- a/mio/lib/dns.c
+++ b/mio/lib/dns.c
@@ -304,6 +304,8 @@ static mio_dns_msg_t* build_req_msg (mio_dnsc_t* dnsc, mio_dns_bqr_t* qr, mio_oo
 		((mio_dns_msg_alt_t*)msg)->rrcount[rr_sect] = mio_hton16(match_count);
 	}
 
+/* TODO: add EDNS0 to request if requested ...
+ *       add EDNS0 to response if request contains it */
 	/* add EDNS0 OPT RR */
 	*dn = 0; /* root domain. as if to_dn("") is called */
 	rrtr = (mio_dns_rrtr_t*)(dn + 1);
diff --git a/mio/lib/main.c b/mio/lib/main.c
index 9c9979f..a8fdbc7 100644
--- a/mio/lib/main.c
+++ b/mio/lib/main.c
@@ -758,14 +758,14 @@ int main (int argc, char* argv[])
 
 	if (mio_dev_sck_bind(tcp[2], &tcp_bind) <= -1)
 	{
-		MIO_INFO0 (mio, "tcp[2] mio_dev_sck_bind() failed....\n");
+		MIO_INFO1 (mio, "tcp[2] mio_dev_sck_bind() failed - %js\n", mio_geterrmsg(mio));
 		goto oops;
 	}
 
 	tcp_lstn.backlogs = 100;
 	if (mio_dev_sck_listen(tcp[2], &tcp_lstn) <= -1)
 	{
-		MIO_INFO0 (mio, "tcp[2] mio_dev_sck_listen() failed....\n");
+		MIO_INFO1 (mio, "tcp[2] mio_dev_sck_listen() failed - %js\n", mio_geterrmsg(mio));
 		goto oops;
 	}
 
@@ -806,7 +806,6 @@ for (i = 0; i < 5; i++)
 }
 #endif
 
-
 {
 	mio_dnsc_t* dnsc;
 	dnsc = mio_dnsc_start (mio/*, "8.8.8.8:53,1.1.1.1:53"*/); /* option - send to all, send one by one */