diff --git a/src/apps/bin/ping/ping.c b/src/apps/bin/ping/ping.c
index 698efd3d55..3a1362117a 100644
--- a/src/apps/bin/ping/ping.c
+++ b/src/apps/bin/ping/ping.c
@@ -73,7 +73,9 @@
 #include <errno.h>
 #include <string.h>
 #include <stdlib.h>
-#include "sys/select.h"
+#include <sys/select.h>
+
+#define howmany(x, y) _howmany(x, y)
 
 #define	DEFDATALEN	(64 - 8)		/* default data length */
 #define	MAXIPLEN	60
diff --git a/src/apps/bin/traceroute/traceroute.c b/src/apps/bin/traceroute/traceroute.c
index 97133c9a16..93776aea0c 100644
--- a/src/apps/bin/traceroute/traceroute.c
+++ b/src/apps/bin/traceroute/traceroute.c
@@ -217,12 +217,13 @@
 #include <netinet/ip_icmp.h>
 #include <netinet/ip_var.h>
 #include <netinet/udp.h>
-#include "sys/select.h"
+#include <sys/select.h>
+
+#define howmany(x, y) _howmany(x, y)
 
 #include <arpa/inet.h>
 
 #include <ctype.h>
-//#include <err.h>
 #include <errno.h>
 #include <netdb.h>
 #include <stdio.h>