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diff --git a/ndk/android-ndk-r4/darwin/platforms/android-5/arch-x86/usr/include/asm/alternative_32.h b/ndk/android-ndk-r4/darwin/platforms/android-5/arch-x86/usr/include/asm/alternative_32.h
new file mode 100644
index 0000000..ef13111
--- /dev/null
+++ b/ndk/android-ndk-r4/darwin/platforms/android-5/arch-x86/usr/include/asm/alternative_32.h
@@ -0,0 +1,38 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   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 _I386_ALTERNATIVE_H
+#define _I386_ALTERNATIVE_H
+
+#include <asm/types.h>
+#include <linux/stddef.h>
+#include <linux/types.h>
+
+struct alt_instr {
+ u8 *instr;
+ u8 *replacement;
+ u8 cpuid;
+ u8 instrlen;
+ u8 replacementlen;
+ u8 pad;
+};
+
+struct module;
+#define alternative(oldinstr, newinstr, feature)   asm volatile ("661:\n\t" oldinstr "\n662:\n"   ".section .altinstructions,\"a\"\n"   "  .align 4\n"   "  .long 661b\n"     "  .long 663f\n"     "  .byte %c0\n"     "  .byte 662b-661b\n"     "  .byte 664f-663f\n"     ".previous\n"   ".section .altinstr_replacement,\"ax\"\n"   "663:\n\t" newinstr "\n664:\n"    ".previous" :: "i" (feature) : "memory")
+#define alternative_input(oldinstr, newinstr, feature, input...)   asm volatile ("661:\n\t" oldinstr "\n662:\n"   ".section .altinstructions,\"a\"\n"   "  .align 4\n"   "  .long 661b\n"     "  .long 663f\n"     "  .byte %c0\n"     "  .byte 662b-661b\n"     "  .byte 664f-663f\n"     ".previous\n"   ".section .altinstr_replacement,\"ax\"\n"   "663:\n\t" newinstr "\n664:\n"    ".previous" :: "i" (feature), ##input)
+#define alternative_io(oldinstr, newinstr, feature, output, input...)   asm volatile ("661:\n\t" oldinstr "\n662:\n"   ".section .altinstructions,\"a\"\n"   "  .align 4\n"   "  .long 661b\n"     "  .long 663f\n"     "  .byte %c[feat]\n"     "  .byte 662b-661b\n"     "  .byte 664f-663f\n"     ".previous\n"   ".section .altinstr_replacement,\"ax\"\n"   "663:\n\t" newinstr "\n664:\n"     ".previous" : output : [feat] "i" (feature), ##input)
+#define ASM_OUTPUT2(a, b) a, b
+#define LOCK_PREFIX ""
+
+#define __parainstructions NULL
+#define __parainstructions_end NULL
+
+#endif