1 files changed, 2 insertions, 0 deletions
diff --git a/ps.c b/ps.c
index cb4c21e32..aac064c2a 100644
--- a/ps.c
+++ b/ps.c
@@ -30,11 +30,13 @@
 
 #include "busybox.h"
 #include <stdio.h>
+#include <stdlib.h>
 #include <unistd.h>
 #include <dirent.h>
 #include <errno.h>
 #include <fcntl.h>
 #include <ctype.h>
+#include <string.h>
 #include <sys/ioctl.h>
 #define BB_DECLARE_EXTERN
 #define bb_need_help