--- /dev/null
+Needed for binutils on x86.
+
+diff -u -r /home/fornwall/lib/android-ndk/platforms/android-21/arch-x86/usr/include/sys/user.h ./usr/include/sys/user.h
+--- /home/fornwall/lib/android-ndk/platforms/android-21/arch-x86/usr/include/sys/user.h 2014-12-01 19:05:05.000000000 -0500
++++ ./usr/include/sys/user.h 2014-12-23 10:31:31.343768553 -0500
+@@ -99,6 +99,12 @@
+ int u_debugreg[8];
+ };
+
++/* http://osxr.org/android/source/bionic/libc/kernel/arch-x86/asm/user_32.h#0089 */
++#define NBPG PAGE_SIZE
++#define UPAGES 1
++#define HOST_TEXT_START_ADDR (u.start_code)
++#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG)
++
+ #elif defined(__x86_64__)
+
+ struct user_fpregs_struct {