linux build fix

diff --git a/lib/macros-builtin.c b/lib/macros-builtin.c
index 551acbd..d8551fb 100644 (file)
--- a/lib/macros-builtin.c
+++ b/lib/macros-builtin.c
@@ -35,6 +35,7 @@
 #include <unistd.h>
 #include <fcntl.h>
 #include <sys/stat.h>
+#include <sys/wait.h>
 
 #include "hash.h"
 #include "mem.h"