diff --git a/cmd/gomobile/bind_test.go b/cmd/gomobile/bind_test.go
index 415c1d9..b1d1abf 100644
--- a/cmd/gomobile/bind_test.go
+++ b/cmd/gomobile/bind_test.go
@@ -120,7 +120,7 @@ mkdir -p $WORK/gomobile_bind
 mkdir -p $WORK/gomobile_bind
 mkdir -p $WORK/gomobile_bind
 mkdir -p $WORK/gen/src/Java
-GOOS=android GOARCH=arm CC=/NDK/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang{{.EXE}} CXX=/NDK/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang++{{.EXE}} CGO_CFLAGS=-target armv7a-none-linux-androideabi --sysroot /NDK/platforms/android-15/arch-arm -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -I$GOMOBILE/include CGO_CPPFLAGS=-target armv7a-none-linux-androideabi --sysroot /NDK/platforms/android-15/arch-arm -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -I$GOMOBILE/include CGO_LDFLAGS=-target armv7a-none-linux-androideabi --sysroot /NDK/platforms/android-15/arch-arm -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -L/NDK/platforms/android-15/arch-arm/usr/lib -L$GOMOBILE/lib/arm CGO_ENABLED=1 GOARM=7 GOPATH=$WORK/gen:$GOPATH go install -pkgdir=$GOMOBILE/pkg_android_arm -x -gcflags=-shared -ldflags=-shared golang.org/x/mobile/asset
+GOOS=android GOARCH=arm CC=/NDK/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang{{.EXE}} CXX=/NDK/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang++{{.EXE}} CGO_CFLAGS=-target armv7a-none-linux-androideabi -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot /NDK/sysroot -isystem /NDK/sysroot/usr/include/arm-linux-androideabi -D__ANDROID_API__=15 -I$GOMOBILE/include CGO_CPPFLAGS=-target armv7a-none-linux-androideabi -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot /NDK/sysroot -isystem /NDK/sysroot/usr/include/arm-linux-androideabi -D__ANDROID_API__=15 -I$GOMOBILE/include CGO_LDFLAGS=-target armv7a-none-linux-androideabi -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot /NDK/platforms/android-15/arch-arm -L$GOMOBILE/lib/arm CGO_ENABLED=1 GOARM=7 GOPATH=$WORK/gen:$GOPATH go install -pkgdir=$GOMOBILE/pkg_android_arm -x -gcflags=-shared -ldflags=-shared golang.org/x/mobile/asset
 rm -r -f "$WORK/fakegopath"
 mkdir -p $WORK/fakegopath/pkg
 cp $GOMOBILE/pkg_android_arm/golang.org/x/mobile/asset.a $WORK/fakegopath/pkg/android_arm/golang.org/x/mobile/asset.a
@@ -148,7 +148,7 @@ mkdir -p $WORK/gomobile_bind
 cp $GOPATH/src/golang.org/x/mobile/bind/seq.go.support $WORK/gomobile_bind/seq.go
 mkdir -p $WORK/gomobile_bind
 mkdir -p $WORK/android/src/main/java/go
-GOOS=android GOARCH=arm CC=/NDK/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang{{.EXE}} CXX=/NDK/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang++{{.EXE}} CGO_CFLAGS=-target armv7a-none-linux-androideabi --sysroot /NDK/platforms/android-15/arch-arm -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -I$GOMOBILE/include CGO_CPPFLAGS=-target armv7a-none-linux-androideabi --sysroot /NDK/platforms/android-15/arch-arm -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -I$GOMOBILE/include CGO_LDFLAGS=-target armv7a-none-linux-androideabi --sysroot /NDK/platforms/android-15/arch-arm -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -L/NDK/platforms/android-15/arch-arm/usr/lib -L$GOMOBILE/lib/arm CGO_ENABLED=1 GOARM=7 GOPATH=$WORK/gen:$GOPATH go build -pkgdir=$GOMOBILE/pkg_android_arm -x -buildmode=c-shared -o=$WORK/android/src/main/jniLibs/armeabi-v7a/libgojni.so $WORK/androidlib/main.go
+GOOS=android GOARCH=arm CC=/NDK/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang{{.EXE}} CXX=/NDK/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang++{{.EXE}} CGO_CFLAGS=-target armv7a-none-linux-androideabi -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot /NDK/sysroot -isystem /NDK/sysroot/usr/include/arm-linux-androideabi -D__ANDROID_API__=15 -I$GOMOBILE/include CGO_CPPFLAGS=-target armv7a-none-linux-androideabi -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot /NDK/sysroot -isystem /NDK/sysroot/usr/include/arm-linux-androideabi -D__ANDROID_API__=15 -I$GOMOBILE/include CGO_LDFLAGS=-target armv7a-none-linux-androideabi -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot /NDK/platforms/android-15/arch-arm -L$GOMOBILE/lib/arm CGO_ENABLED=1 GOARM=7 GOPATH=$WORK/gen:$GOPATH go build -pkgdir=$GOMOBILE/pkg_android_arm -x -buildmode=c-shared -o=$WORK/android/src/main/jniLibs/armeabi-v7a/libgojni.so $WORK/androidlib/main.go
 rm $WORK/android/src/main/java/go/Seq.java
 ln -s $GOPATH/src/golang.org/x/mobile/bind/java/Seq.java $WORK/android/src/main/java/go/Seq.java
 rm $WORK/android/src/main/java/go/LoadJNI.java
diff --git a/cmd/gomobile/build_test.go b/cmd/gomobile/build_test.go
index 1257c6a..989acc0 100644
--- a/cmd/gomobile/build_test.go
+++ b/cmd/gomobile/build_test.go
@@ -101,7 +101,7 @@ func TestAndroidBuild(t *testing.T) {
 var androidBuildTmpl = template.Must(template.New("output").Parse(`GOMOBILE={{.GOPATH}}/pkg/gomobile
 WORK=$WORK
 mkdir -p $WORK/lib/armeabi-v7a
-GOOS=android GOARCH=arm CC=/NDK/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang{{.EXE}} CXX=/NDK/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang++{{.EXE}} CGO_CFLAGS=-target armv7a-none-linux-androideabi --sysroot /NDK/platforms/android-15/arch-arm -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -I$GOMOBILE/include CGO_CPPFLAGS=-target armv7a-none-linux-androideabi --sysroot /NDK/platforms/android-15/arch-arm -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -I$GOMOBILE/include CGO_LDFLAGS=-target armv7a-none-linux-androideabi --sysroot /NDK/platforms/android-15/arch-arm -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -L/NDK/platforms/android-15/arch-arm/usr/lib -L$GOMOBILE/lib/arm CGO_ENABLED=1 GOARM=7 go build -pkgdir=$GOMOBILE/pkg_android_arm -tags tag1 -x -buildmode=c-shared -o $WORK/lib/armeabi-v7a/libbasic.so golang.org/x/mobile/example/basic
+GOOS=android GOARCH=arm CC=/NDK/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang{{.EXE}} CXX=/NDK/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang++{{.EXE}} CGO_CFLAGS=-target armv7a-none-linux-androideabi -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot /NDK/sysroot -isystem /NDK/sysroot/usr/include/arm-linux-androideabi -D__ANDROID_API__=15 -I$GOMOBILE/include CGO_CPPFLAGS=-target armv7a-none-linux-androideabi -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot /NDK/sysroot -isystem /NDK/sysroot/usr/include/arm-linux-androideabi -D__ANDROID_API__=15 -I$GOMOBILE/include CGO_LDFLAGS=-target armv7a-none-linux-androideabi -gcc-toolchain /NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot /NDK/platforms/android-15/arch-arm -L$GOMOBILE/lib/arm CGO_ENABLED=1 GOARM=7 go build -pkgdir=$GOMOBILE/pkg_android_arm -tags tag1 -x -buildmode=c-shared -o $WORK/lib/armeabi-v7a/libbasic.so golang.org/x/mobile/example/basic
 `))
 
 func TestParseBuildTargetFlag(t *testing.T) {
diff --git a/cmd/gomobile/env.go b/cmd/gomobile/env.go
index bda72ec..c564a43 100644
--- a/cmd/gomobile/env.go
+++ b/cmd/gomobile/env.go
@@ -123,12 +123,12 @@ func envInit() (err error) {
 			if a == "arm" {
 				a = "armv7a"
 			}
+			androidApi := strings.TrimPrefix(toolchain.platform, "android-")
 			target := strings.Join([]string{a, "none", os, env}, "-")
-			sysroot := filepath.Join(ndkRoot, "platforms", toolchain.platform, "arch-"+toolchain.arch)
 			gcctoolchain := filepath.Join(ndkRoot, "toolchains", toolchain.gcc, "prebuilt", archNDK())
-			flags := fmt.Sprintf("-target %s --sysroot %s -gcc-toolchain %s", target, sysroot, gcctoolchain)
-			cflags := fmt.Sprintf("%s -I%s/include", flags, gomobilepath)
-			ldflags := fmt.Sprintf("%s -L%s/usr/lib -L%s/lib/%s", flags, sysroot, gomobilepath, arch)
+			flags := fmt.Sprintf("-target %s -gcc-toolchain %s", target, gcctoolchain)
+			cflags := fmt.Sprintf("%s --sysroot %s/sysroot -isystem %s/sysroot/usr/include/%s -D__ANDROID_API__=%s -I%s/include", flags, ndkRoot, ndkRoot, toolchain.toolPrefix, androidApi, gomobilepath)
+			ldflags := fmt.Sprintf("%s --sysroot %s/platforms/%s/arch-%s -L%s/lib/%s", flags, ndkRoot, toolchain.platform, toolchain.arch, gomobilepath, arch)
 			androidEnv[arch] = []string{
 				"GOOS=android",
 				"GOARCH=" + arch,
diff --git a/cmd/gomobile/init_test.go b/cmd/gomobile/init_test.go
index eb8221e..05aca04 100644
--- a/cmd/gomobile/init_test.go
+++ b/cmd/gomobile/init_test.go
@@ -106,10 +106,10 @@ WORK={{.GOPATH}}/pkg/gomobile/work{{if eq .GOOS "darwin"}}
 go install -x golang.org/x/mobile/gl
 go install -x golang.org/x/mobile/app
 go install -x golang.org/x/mobile/exp/app/debug{{end}}
-GOOS=android GOARCH=arm CC=$NDK_PATH/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang{{.EXE}} CXX=$NDK_PATH/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang++{{.EXE}} CGO_CFLAGS=-target armv7a-none-linux-androideabi --sysroot $NDK_PATH/platforms/android-15/arch-arm -gcc-toolchain $NDK_PATH/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -I$GOMOBILE/include CGO_CPPFLAGS=-target armv7a-none-linux-androideabi --sysroot $NDK_PATH/platforms/android-15/arch-arm -gcc-toolchain $NDK_PATH/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -I$GOMOBILE/include CGO_LDFLAGS=-target armv7a-none-linux-androideabi --sysroot $NDK_PATH/platforms/android-15/arch-arm -gcc-toolchain $NDK_PATH/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -L$NDK_PATH/platforms/android-15/arch-arm/usr/lib -L$GOMOBILE/lib/arm CGO_ENABLED=1 GOARM=7 go install -gcflags=-shared -ldflags=-shared -pkgdir=$GOMOBILE/pkg_android_arm -x std
-GOOS=android GOARCH=arm64 CC=$NDK_PATH/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang{{.EXE}} CXX=$NDK_PATH/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang++{{.EXE}} CGO_CFLAGS=-target aarch64-none-linux-android --sysroot $NDK_PATH/platforms/android-21/arch-arm64 -gcc-toolchain $NDK_PATH/toolchains/aarch64-linux-android-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -I$GOMOBILE/include CGO_CPPFLAGS=-target aarch64-none-linux-android --sysroot $NDK_PATH/platforms/android-21/arch-arm64 -gcc-toolchain $NDK_PATH/toolchains/aarch64-linux-android-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -I$GOMOBILE/include CGO_LDFLAGS=-target aarch64-none-linux-android --sysroot $NDK_PATH/platforms/android-21/arch-arm64 -gcc-toolchain $NDK_PATH/toolchains/aarch64-linux-android-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -L$NDK_PATH/platforms/android-21/arch-arm64/usr/lib -L$GOMOBILE/lib/arm64 CGO_ENABLED=1 go install -gcflags=-shared -ldflags=-shared -pkgdir=$GOMOBILE/pkg_android_arm64 -x std
-GOOS=android GOARCH=386 CC=$NDK_PATH/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang{{.EXE}} CXX=$NDK_PATH/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang++{{.EXE}} CGO_CFLAGS=-target i686-none-linux-android --sysroot $NDK_PATH/platforms/android-15/arch-x86 -gcc-toolchain $NDK_PATH/toolchains/x86-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -I$GOMOBILE/include CGO_CPPFLAGS=-target i686-none-linux-android --sysroot $NDK_PATH/platforms/android-15/arch-x86 -gcc-toolchain $NDK_PATH/toolchains/x86-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -I$GOMOBILE/include CGO_LDFLAGS=-target i686-none-linux-android --sysroot $NDK_PATH/platforms/android-15/arch-x86 -gcc-toolchain $NDK_PATH/toolchains/x86-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -L$NDK_PATH/platforms/android-15/arch-x86/usr/lib -L$GOMOBILE/lib/386 CGO_ENABLED=1 go install -gcflags=-shared -ldflags=-shared -pkgdir=$GOMOBILE/pkg_android_386 -x std
-GOOS=android GOARCH=amd64 CC=$NDK_PATH/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang{{.EXE}} CXX=$NDK_PATH/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang++{{.EXE}} CGO_CFLAGS=-target x86_64-none-linux-android --sysroot $NDK_PATH/platforms/android-21/arch-x86_64 -gcc-toolchain $NDK_PATH/toolchains/x86_64-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -I$GOMOBILE/include CGO_CPPFLAGS=-target x86_64-none-linux-android --sysroot $NDK_PATH/platforms/android-21/arch-x86_64 -gcc-toolchain $NDK_PATH/toolchains/x86_64-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -I$GOMOBILE/include CGO_LDFLAGS=-target x86_64-none-linux-android --sysroot $NDK_PATH/platforms/android-21/arch-x86_64 -gcc-toolchain $NDK_PATH/toolchains/x86_64-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} -L$NDK_PATH/platforms/android-21/arch-x86_64/usr/lib -L$GOMOBILE/lib/amd64 CGO_ENABLED=1 go install -gcflags=-shared -ldflags=-shared -pkgdir=$GOMOBILE/pkg_android_amd64 -x std
+GOOS=android GOARCH=arm CC=$NDK_PATH/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang{{.EXE}} CXX=$NDK_PATH/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang++{{.EXE}} CGO_CFLAGS=-target armv7a-none-linux-androideabi -gcc-toolchain $NDK_PATH/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot $NDK_PATH/sysroot -isystem $NDK_PATH/sysroot/usr/include/arm-linux-androideabi -D__ANDROID_API__=15 -I$GOMOBILE/include CGO_CPPFLAGS=-target armv7a-none-linux-androideabi -gcc-toolchain $NDK_PATH/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot $NDK_PATH/sysroot -isystem $NDK_PATH/sysroot/usr/include/arm-linux-androideabi -D__ANDROID_API__=15 -I$GOMOBILE/include CGO_LDFLAGS=-target armv7a-none-linux-androideabi -gcc-toolchain $NDK_PATH/toolchains/arm-linux-androideabi-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot $NDK_PATH/platforms/android-15/arch-arm -L$GOMOBILE/lib/arm CGO_ENABLED=1 GOARM=7 go install -gcflags=-shared -ldflags=-shared -pkgdir=$GOMOBILE/pkg_android_arm -x std
+GOOS=android GOARCH=arm64 CC=$NDK_PATH/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang{{.EXE}} CXX=$NDK_PATH/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang++{{.EXE}} CGO_CFLAGS=-target aarch64-none-linux-android -gcc-toolchain $NDK_PATH/toolchains/aarch64-linux-android-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot $NDK_PATH/sysroot -isystem $NDK_PATH/sysroot/usr/include/aarch64-linux-android -D__ANDROID_API__=21 -I$GOMOBILE/include CGO_CPPFLAGS=-target aarch64-none-linux-android -gcc-toolchain $NDK_PATH/toolchains/aarch64-linux-android-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot $NDK_PATH/sysroot -isystem $NDK_PATH/sysroot/usr/include/aarch64-linux-android -D__ANDROID_API__=21 -I$GOMOBILE/include CGO_LDFLAGS=-target aarch64-none-linux-android -gcc-toolchain $NDK_PATH/toolchains/aarch64-linux-android-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot $NDK_PATH/platforms/android-21/arch-arm64 -L$GOMOBILE/lib/arm64 CGO_ENABLED=1 go install -gcflags=-shared -ldflags=-shared -pkgdir=$GOMOBILE/pkg_android_arm64 -x std
+GOOS=android GOARCH=386 CC=$NDK_PATH/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang{{.EXE}} CXX=$NDK_PATH/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang++{{.EXE}} CGO_CFLAGS=-target i686-none-linux-android -gcc-toolchain $NDK_PATH/toolchains/x86-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot $NDK_PATH/sysroot -isystem $NDK_PATH/sysroot/usr/include/i686-linux-android -D__ANDROID_API__=15 -I$GOMOBILE/include CGO_CPPFLAGS=-target i686-none-linux-android -gcc-toolchain $NDK_PATH/toolchains/x86-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot $NDK_PATH/sysroot -isystem $NDK_PATH/sysroot/usr/include/i686-linux-android -D__ANDROID_API__=15 -I$GOMOBILE/include CGO_LDFLAGS=-target i686-none-linux-android -gcc-toolchain $NDK_PATH/toolchains/x86-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot $NDK_PATH/platforms/android-15/arch-x86 -L$GOMOBILE/lib/386 CGO_ENABLED=1 go install -gcflags=-shared -ldflags=-shared -pkgdir=$GOMOBILE/pkg_android_386 -x std
+GOOS=android GOARCH=amd64 CC=$NDK_PATH/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang{{.EXE}} CXX=$NDK_PATH/toolchains/llvm/prebuilt/{{.GOOS}}-{{.NDKARCH}}/bin/clang++{{.EXE}} CGO_CFLAGS=-target x86_64-none-linux-android -gcc-toolchain $NDK_PATH/toolchains/x86_64-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot $NDK_PATH/sysroot -isystem $NDK_PATH/sysroot/usr/include/x86_64-linux-android -D__ANDROID_API__=21 -I$GOMOBILE/include CGO_CPPFLAGS=-target x86_64-none-linux-android -gcc-toolchain $NDK_PATH/toolchains/x86_64-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot $NDK_PATH/sysroot -isystem $NDK_PATH/sysroot/usr/include/x86_64-linux-android -D__ANDROID_API__=21 -I$GOMOBILE/include CGO_LDFLAGS=-target x86_64-none-linux-android -gcc-toolchain $NDK_PATH/toolchains/x86_64-4.9/prebuilt/{{.GOOS}}-{{.NDKARCH}} --sysroot $NDK_PATH/platforms/android-21/arch-x86_64 -L$GOMOBILE/lib/amd64 CGO_ENABLED=1 go install -gcflags=-shared -ldflags=-shared -pkgdir=$GOMOBILE/pkg_android_amd64 -x std
 {{if eq .GOOS "darwin"}}GOOS=darwin GOARCH=arm GOARM=7 CC=clang-iphoneos CXX=clang-iphoneos CGO_CFLAGS=-isysroot=iphoneos -miphoneos-version-min=6.1 -arch armv7 CGO_LDFLAGS=-isysroot=iphoneos -miphoneos-version-min=6.1 -arch armv7 CGO_ENABLED=1 go install -pkgdir=$GOMOBILE/pkg_darwin_arm -x std
 GOOS=darwin GOARCH=arm64 CC=clang-iphoneos CXX=clang-iphoneos CGO_CFLAGS=-isysroot=iphoneos -miphoneos-version-min=6.1 -arch arm64 CGO_LDFLAGS=-isysroot=iphoneos -miphoneos-version-min=6.1 -arch arm64 CGO_ENABLED=1 go install -pkgdir=$GOMOBILE/pkg_darwin_arm64 -x std
 GOOS=darwin GOARCH=amd64 CC=clang-iphonesimulator CXX=clang-iphonesimulator CGO_CFLAGS=-isysroot=iphonesimulator -mios-simulator-version-min=6.1 -arch x86_64 CGO_LDFLAGS=-isysroot=iphonesimulator -mios-simulator-version-min=6.1 -arch x86_64 CGO_ENABLED=1 go install -tags=ios -pkgdir=$GOMOBILE/pkg_darwin_amd64 -x std
diff --git a/internal/mobileinit/mobileinit_android.go b/internal/mobileinit/mobileinit_android.go
index 049b18e..cd73f43 100644
--- a/internal/mobileinit/mobileinit_android.go
+++ b/internal/mobileinit/mobileinit_android.go
@@ -19,6 +19,7 @@ adb logcat GoLog:I *:S
 #cgo LDFLAGS: -landroid -llog
 
 #include <android/log.h>
+#include <stdlib.h>
 #include <string.h>
 */
 import "C"