diff --git a/src/networks/model-net/dragonfly.c b/src/networks/model-net/dragonfly.c
index 34678c763a03edacb1d43da375d012c6cd6081f7..4af95e9edd57343a3458b7e615b1dc9857544f8b 100644
--- a/src/networks/model-net/dragonfly.c
+++ b/src/networks/model-net/dragonfly.c
@@ -2206,6 +2206,8 @@ static int do_adaptive_routing( router_state * s,
   tw_lpid nonmin_next_stop = get_next_stop(s, msg, NON_MINIMAL, dest_router_id, intm_id);
   nonmin_out_port = get_output_port(s, msg, nonmin_next_stop);
   
+#if 0
+    NOTE: VCs are set but not used... disabling for now
   int nomin_vc = 0;
   if(nonmin_out_port < s->params->num_routers) {
     nomin_vc = msg->my_l_hop;
@@ -2220,6 +2222,7 @@ static int do_adaptive_routing( router_state * s,
         s->params->num_global_channels)) {
     min_vc = msg->my_g_hop;
   }
+#endif
   int min_port_count = s->vc_occupancy[minimal_out_port][0] + 
       s->vc_occupancy[minimal_out_port][1] + s->vc_occupancy[minimal_out_port][2]
       + s->queued_count[minimal_out_port];
diff --git a/src/networks/model-net/loggp.c b/src/networks/model-net/loggp.c
index 825550c3393f5e6bb438d1ec860fe8f21b0e8589..31bd5e3a97b4f6c489b488ec6bb9a5ac556548d1 100644
--- a/src/networks/model-net/loggp.c
+++ b/src/networks/model-net/loggp.c
@@ -4,6 +4,7 @@
  *
  */
 
+#include <inttypes.h>
 #include <string.h>
 #include <assert.h>
 #include <ross.h>
@@ -757,7 +758,7 @@ void loggp_set_params(const char * config_file, loggp_param * params){
         line_nr++;
         if(buffer[0] == '#')
             continue;
-        ret = sscanf(buffer, "%llu %d %lf %lf %lf %lf %lf %lf %lf %lf %lf", 
+        ret = sscanf(buffer, "%"PRIu64" %d %lf %lf %lf %lf %lf %lf %lf %lf %lf",
             &params->table[params->table_size].size,
             &params->table[params->table_size].n,
             &params->table[params->table_size].PRTT_10s,
diff --git a/src/networks/model-net/model-net-lp.c b/src/networks/model-net/model-net-lp.c
index 3ed6386dde7071e0fcdca1b9dfa049c79e657a5f..3e4e238567e1ba9c030258bc07cbbcb1d2b62223 100644
--- a/src/networks/model-net/model-net-lp.c
+++ b/src/networks/model-net/model-net-lp.c
@@ -228,7 +228,7 @@ static void base_read_config(const char * anno, model_net_base_params *p){
               p->sched_params.u.prio.sub_stype != MN_SCHED_FCFS_FULL))){
         packet_size = 512;
         fprintf(stderr, "WARNING, no packet size specified, setting packet "
-                "size to %llu\n", packet_size);
+                "size to %llu\n", LLU(packet_size));
     }
 
 
diff --git a/src/networks/model-net/model-net-sched-impl.c b/src/networks/model-net/model-net-sched-impl.c
index 19951f39d9450e909c02eb7ec95558aea04598a1..68b616ecc737576eecfd29ed42e1d9cb9860fd20 100644
--- a/src/networks/model-net/model-net-sched-impl.c
+++ b/src/networks/model-net/model-net-sched-impl.c
@@ -266,7 +266,7 @@ int fcfs_next(
     else{
         dprintf("%llu (mn):    issuing packet of size %llu (of %llu) "
                 "from %llu to %llu at %1.5e (last:%d)\n",
-                LLU(lp->gid), LLU(psize), q->rem, LLU(q->req.src_lp),
+                LLU(lp->gid), LLU(psize), LLU(q->rem), LLU(q->req.src_lp),
                 LLU(q->req.final_dest_lp), tw_now(lp), is_last_packet);
         *poffset = s->method->model_net_method_packet_event(&q->req,
                 q->req.msg_size - q->rem, psize, 0.0, &q->sched_params,