Nginx release 1.7.0
Install following build tools.
- Android SDK - http://developer.android.com/sdk/index.html
 - Android NDK - http://developer.android.com/tools/sdk/ndk/index.html
 
| name | value | 
|---|---|
| HOME | Your home directory | 
| ANDROID_HOME | Android SDK install path | 
| ANDROID_NDK_HOME | Android NDK install path | 
And, make standalone toolchain.
#!sh
% $ANDROID_NDK_HOME/build/tools/make-standalone-toolchain.sh \
    --platform=android-19 --install-dir=$HOME/local/android-toolchain
Connect android device with USB cable, or launch android emulator.
Run command to configure nginx core and libraries.
#!sh
% auto/configure \
    --crossbuild=android-arm \
    --prefix=/sdcard/nginx \
    --with-cc=$HOME/local/android-toolchain/arm-linux-androideabi/bin/gcc \
    --without-pcre --without-http_rewrite_module --without-http_userid_module \
    --with-cc-opt=-Wno-sign-compare