Include <time.h> for clock_nanosleep.

Change-Id: If3098fa03003bce5d06d60e9129c10cce3c850bb
diff --git a/cmds/bootanimation/BootAnimation.cpp b/cmds/bootanimation/BootAnimation.cpp
index 7f7ae2c..f3e3aff 100644
--- a/cmds/bootanimation/BootAnimation.cpp
+++ b/cmds/bootanimation/BootAnimation.cpp
@@ -22,6 +22,7 @@
 #include <fcntl.h>
 #include <utils/misc.h>
 #include <signal.h>
+#include <time.h>
 
 #include <cutils/properties.h>
 
@@ -56,10 +57,6 @@
 #define SYSTEM_ENCRYPTED_BOOTANIMATION_FILE "/system/media/bootanimation-encrypted.zip"
 #define EXIT_PROP_NAME "service.bootanim.exit"
 
-extern "C" int clock_nanosleep(clockid_t clock_id, int flags,
-                           const struct timespec *request,
-                           struct timespec *remain);
-
 namespace android {
 
 static const int ANIM_ENTRY_NAME_MAX = 256;