diff --git a/adf/libadf/adf.c b/adf/libadf/adf.c
index 1d1915285..66c329c8e 100644
--- a/adf/libadf/adf.c
+++ b/adf/libadf/adf.c
@@ -17,9 +17,11 @@
 #include <dirent.h>
 #include <errno.h>
 #include <fcntl.h>
+#include <malloc.h>
 #include <stdint.h>
 #include <stdio.h>
 #include <string.h>
+#include <unistd.h>
 
 #include <linux/limits.h>
 
diff --git a/init/builtins.c b/init/builtins.c
index 5d2a517c6..d42ec8114 100644
--- a/init/builtins.c
+++ b/init/builtins.c
@@ -29,6 +29,7 @@
 #include <stdlib.h>
 #include <sys/mount.h>
 #include <sys/resource.h>
+#include <sys/time.h>
 #include <sys/wait.h>
 #include <linux/loop.h>
 #include <cutils/partition_utils.h>
diff --git a/init/watchdogd.c b/init/watchdogd.c
index fb53836e2..7f64fc44e 100644
--- a/init/watchdogd.c
+++ b/init/watchdogd.c
@@ -18,6 +18,7 @@
 #include <fcntl.h>
 #include <stdlib.h>
 #include <string.h>
+#include <unistd.h>
 
 #include <linux/watchdog.h>