Ubuntu用android-ndk-r15c编译boost_1_65_1

import os ;  
   
if [ os.name ] = CYGWIN || [ os.name ] = NT {  
androidPlatform = windows-x86_64 ;  
}  
else if [ os.name ] = LINUX {  
androidPlatform = linux-x86_64 ;  
}  
else if [ os.name ] = MACOSX {  
androidPlatform = darwin-x86 ;  
}  
   
modules.poke : NO_BZIP2 : 1 ;  
ANDROID_NDK = /path/to/android-ndk-r15c ;
using gcc : android4.9 : $(ANDROID_NDK)/toolchains/arm-linux-androideabi-4.9/prebuilt/$(androidPlatform)/bin/arm-linux-androideabi-g++ :  
<archiver>$(ANDROID_NDK)/toolchains/arm-linux-androideabi-4.9/prebuilt/$(androidPlatform)/bin/arm-linux-androideabi-ar  
<ranlib>$(ANDROID_NDK)/toolchains/arm-linux-androideabi-4.9/prebuilt/$(androidPlatform)/bin/arm-linux-androideabi-ranlib  
<compileflags>--sysroot=$(ANDROID_NDK)/platforms/android-9/arch-arm  
<compileflags>-I$(ANDROID_NDK)/sources/cxx-stl/gnu-libstdc++/4.9/include  
<compileflags>-I$(ANDROID_NDK)/sources/cxx-stl/gnu-libstdc++/4.9/libs/armeabi/include  

<compileflags>-DNDEBUG  
<compileflags>-D__GLIBC__  
<compileflags>-DBOOST_FILESYSTEM_VERSION=3  
<compileflags>-lstdc++  
<compileflags>-lgnustl_shared  
<compileflags>-mthumb  
<compileflags>-fno-strict-aliasing  
<compileflags>-std=gnu++11  
<compileflags>-O2
;