BUILD/MINOR: silent a build warning in src/pipe.c (fcntl)

diff --git a/src/pipe.c b/src/pipe.c
index 76ab8f947db0154a6f406da20614374da09d6171..fce115e6936e833a7bed1c4f7c501dcd44b164c4 100644 (file)
--- a/src/pipe.c
+++ b/src/pipe.c
@@ -11,6 +11,7 @@
  */
 
 #include <unistd.h>
+#include <fcntl.h>
 
 #include <common/config.h>
 #include <common/memory.h>