test: udp-preload: Drop redundant headers

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/test/udp-preload.c b/test/udp-preload.c
index 31fc7d2aabed0479ac33ed35b8b712662114e9a4..f2e2b7923be7d267cb2ff4938cf0b42a1afcd804 100644 (file)
--- a/test/udp-preload.c
+++ b/test/udp-preload.c
@@ -27,13 +27,9 @@
 #include <unistd.h>
 #include <errno.h>
 #include <stdlib.h>
-#include <signal.h>
 #include <string.h>
 #include <sys/socket.h>
-#include <sys/wait.h>
 #include <netinet/in.h>
-
-#include <sys/socket.h>
 #include <sys/un.h>
 #include <arpa/inet.h>