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diff --git a/ndk/android-ndk-r4/darwin/platforms/android-8/arch-x86/usr/include/linux/interrupt.h b/ndk/android-ndk-r4/darwin/platforms/android-8/arch-x86/usr/include/linux/interrupt.h
new file mode 100644
index 0000000..f48592f
--- /dev/null
+++ b/ndk/android-ndk-r4/darwin/platforms/android-8/arch-x86/usr/include/linux/interrupt.h
@@ -0,0 +1,121 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef _LINUX_INTERRUPT_H
+#define _LINUX_INTERRUPT_H
+
+#include <linux/kernel.h>
+#include <linux/linkage.h>
+#include <linux/bitops.h>
+#include <linux/preempt.h>
+#include <linux/cpumask.h>
+#include <linux/irqreturn.h>
+#include <linux/hardirq.h>
+#include <linux/sched.h>
+#include <linux/irqflags.h>
+#include <asm/atomic.h>
+#include <asm/ptrace.h>
+#include <asm/system.h>
+
+#define IRQF_TRIGGER_NONE 0x00000000
+#define IRQF_TRIGGER_RISING 0x00000001
+#define IRQF_TRIGGER_FALLING 0x00000002
+#define IRQF_TRIGGER_HIGH 0x00000004
+#define IRQF_TRIGGER_LOW 0x00000008
+#define IRQF_TRIGGER_MASK (IRQF_TRIGGER_HIGH | IRQF_TRIGGER_LOW |   IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING)
+#define IRQF_TRIGGER_PROBE 0x00000010
+
+#define IRQF_DISABLED 0x00000020
+#define IRQF_SAMPLE_RANDOM 0x00000040
+#define IRQF_SHARED 0x00000080
+#define IRQF_PROBE_SHARED 0x00000100
+#define IRQF_TIMER 0x00000200
+#define IRQF_PERCPU 0x00000400
+
+#define SA_INTERRUPT IRQF_DISABLED
+#define SA_SAMPLE_RANDOM IRQF_SAMPLE_RANDOM
+#define SA_SHIRQ IRQF_SHARED
+#define SA_PROBEIRQ IRQF_PROBE_SHARED
+#define SA_PERCPU IRQF_PERCPU
+
+#define SA_TRIGGER_LOW IRQF_TRIGGER_LOW
+#define SA_TRIGGER_HIGH IRQF_TRIGGER_HIGH
+#define SA_TRIGGER_FALLING IRQF_TRIGGER_FALLING
+#define SA_TRIGGER_RISING IRQF_TRIGGER_RISING
+#define SA_TRIGGER_MASK IRQF_TRIGGER_MASK
+
+struct irqaction {
+ irqreturn_t (*handler)(int, void *, struct pt_regs *);
+ unsigned long flags;
+ cpumask_t mask;
+ const char *name;
+ void *dev_id;
+ struct irqaction *next;
+ int irq;
+ struct proc_dir_entry *dir;
+};
+
+#define local_irq_enable_in_hardirq() local_irq_enable()
+
+#define disable_irq_nosync_lockdep(irq) disable_irq_nosync(irq)
+#define disable_irq_lockdep(irq) disable_irq(irq)
+#define enable_irq_lockdep(irq) enable_irq(irq)
+
+#ifndef __ARCH_SET_SOFTIRQ_PENDING
+#define set_softirq_pending(x) (local_softirq_pending() = (x))
+#define or_softirq_pending(x) (local_softirq_pending() |= (x))
+#endif
+
+#define save_flags(x) save_flags(&x)
+#define save_and_cli(x) save_and_cli(&x)
+
+enum
+{
+ HI_SOFTIRQ=0,
+ TIMER_SOFTIRQ,
+ NET_TX_SOFTIRQ,
+ NET_RX_SOFTIRQ,
+ BLOCK_SOFTIRQ,
+ TASKLET_SOFTIRQ
+};
+
+struct softirq_action
+{
+ void (*action)(struct softirq_action *);
+ void *data;
+};
+
+#define __raise_softirq_irqoff(nr) do { or_softirq_pending(1UL << (nr)); } while (0)
+
+struct tasklet_struct
+{
+ struct tasklet_struct *next;
+ unsigned long state;
+ atomic_t count;
+ void (*func)(unsigned long);
+ unsigned long data;
+};
+
+#define DECLARE_TASKLET(name, func, data)  struct tasklet_struct name = { NULL, 0, ATOMIC_INIT(0), func, data }
+
+#define DECLARE_TASKLET_DISABLED(name, func, data)  struct tasklet_struct name = { NULL, 0, ATOMIC_INIT(1), func, data }
+
+enum
+{
+ TASKLET_STATE_SCHED,
+ TASKLET_STATE_RUN
+};
+
+#define tasklet_trylock(t) 1
+#define tasklet_unlock_wait(t) do { } while (0)
+#define tasklet_unlock(t) do { } while (0)
+
+#endif