Add boostrap lib to build multilib x86 GCC with OpenMP support

Build instructions:

  cd AOSP=<your-AOSP-path>
  cd $AOSP/bionic/libc
  ln -s arch-x86 arch-x86_64

  export NDK=$AOSP/ndk
  cd $NDK
  ./build/tools/gen-platforms.sh --dst-dir=$NDK --ndk-dir=$NDK --overlay --arch=x86_64

  # copy $NDK/platforms/android-9/arch-x86_64/usr/lib, lib64, and libx32 over

Change-Id: I021a34fa139456540bc0afdb1d9636df165f92fe
diff --git a/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib/crtbegin_dynamic.o b/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib/crtbegin_dynamic.o
new file mode 100644
index 0000000..d6c7afe
--- /dev/null
+++ b/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib/crtbegin_dynamic.o
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diff --git a/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib/crtend_android.o b/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib/crtend_android.o
new file mode 100644
index 0000000..173dad3
--- /dev/null
+++ b/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib/crtend_android.o
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diff --git a/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib/libc.so b/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib/libc.so
new file mode 100755
index 0000000..869c6df
--- /dev/null
+++ b/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib/libc.so
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diff --git a/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib/libdl.so b/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib/libdl.so
new file mode 100755
index 0000000..e8b639e
--- /dev/null
+++ b/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib/libdl.so
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diff --git a/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib64/crtbegin_dynamic.o b/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib64/crtbegin_dynamic.o
new file mode 100644
index 0000000..86dfbd3
--- /dev/null
+++ b/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib64/crtbegin_dynamic.o
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diff --git a/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib64/crtend_android.o b/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib64/crtend_android.o
new file mode 100644
index 0000000..8ee26ad
--- /dev/null
+++ b/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib64/crtend_android.o
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diff --git a/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib64/libc.so b/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib64/libc.so
new file mode 100755
index 0000000..1698691
--- /dev/null
+++ b/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib64/libc.so
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diff --git a/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib64/libdl.so b/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib64/libdl.so
new file mode 100755
index 0000000..ac53821
--- /dev/null
+++ b/ndk/platforms/android-9/arch-x86/lib-bootstrap/lib64/libdl.so
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diff --git a/ndk/platforms/android-9/arch-x86/lib-bootstrap/libx32/crtbegin_dynamic.o b/ndk/platforms/android-9/arch-x86/lib-bootstrap/libx32/crtbegin_dynamic.o
new file mode 100644
index 0000000..e648904
--- /dev/null
+++ b/ndk/platforms/android-9/arch-x86/lib-bootstrap/libx32/crtbegin_dynamic.o
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diff --git a/ndk/platforms/android-9/arch-x86/lib-bootstrap/libx32/crtend_android.o b/ndk/platforms/android-9/arch-x86/lib-bootstrap/libx32/crtend_android.o
new file mode 100644
index 0000000..7224f96
--- /dev/null
+++ b/ndk/platforms/android-9/arch-x86/lib-bootstrap/libx32/crtend_android.o
Binary files differ
diff --git a/ndk/platforms/android-9/arch-x86/lib-bootstrap/libx32/libc.so b/ndk/platforms/android-9/arch-x86/lib-bootstrap/libx32/libc.so
new file mode 100755
index 0000000..6deba15
--- /dev/null
+++ b/ndk/platforms/android-9/arch-x86/lib-bootstrap/libx32/libc.so
Binary files differ
diff --git a/ndk/platforms/android-9/arch-x86/lib-bootstrap/libx32/libdl.so b/ndk/platforms/android-9/arch-x86/lib-bootstrap/libx32/libdl.so
new file mode 100755
index 0000000..cd139c5
--- /dev/null
+++ b/ndk/platforms/android-9/arch-x86/lib-bootstrap/libx32/libdl.so
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