htpipe: Add some missing includes.

diff --git a/src/htpipe.c b/src/htpipe.c
index 27e54808ea8b3ef39cd04bce53911c2dcd4e3b34..02cbd35c004686170c0f7af00255fd1e11efb0ac 100644 (file)
--- a/src/htpipe.c
+++ b/src/htpipe.c
@@ -19,6 +19,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
+#include <string.h>
 #include <errno.h>
 #include <err.h>
 #include <sys/poll.h>