Seen on https://bugzilla.redhat.com/show_bug.cgi?id=836923
--- netsniff-ng-0.5.8-rc2/configure
+++ netsniff-ng-0.5.8-rc2/configure
@@ -463,6 +463,7 @@
 	echo -n "[*] Checking libcli ... "
 
 	cat > $TMPDIR/clitest.c << EOF
+#include <sys/time.h>
 #include <libcli.h>
 
 void main(void)