I am using UnrealEngine 4.12.5 source version.
I had a problem when I was building my own project with custom UnrealEngine 4.12.5.
The custom UnrealEngine was modified a little, almost same distributed version.
When I used distributed version, same problem occured.
Error messages are below.
UnrealBuildTool: NDK version: 23, GccVersion: 4.9
UnrealBuildTool: building WITHOUT VULKAN define
UnrealBuildTool: Compiling Native code with NDK API 'android-23'
UnrealBuildTool: Performing 1 actions (4 in parallel)
UnrealBuildTool: [1/1] clang++.exe XXXXS-armv7-es2.so
UnrealBuildTool: C://android-ndk-r12b/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/lib/gcc/arm-linux-androideabi/4.9.x/../../../../arm-linux-androideabi/bin\ld: error: cannot find -lcxa_demangle
UnrealBuildTool: C://android-ndk-r12b/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/lib/gcc/arm-linux-androideabi/4.9.x/../../../../arm-linux-androideabi/bin\ld: error: cannot find -licudata
UnrealBuildTool: C://android-ndk-r12b/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/lib/gcc/arm-linux-androideabi/4.9.x/../../../../arm-linux-androideabi/bin\ld: error: cannot find -licuuc
UnrealBuildTool: C://android-ndk-r12b/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/lib/gcc/arm-linux-androideabi/4.9.x/../../../../arm-linux-androideabi/bin\ld: error: cannot find -licui18n
UnrealBuildTool: C://android-ndk-r12b/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/lib/gcc/arm-linux-androideabi/4.9.x/../../../../arm-linux-androideabi/bin\ld: error: cannot find -licule
UnrealBuildTool: C://android-ndk-r12b/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/lib/gcc/arm-linux-androideabi/4.9.x/../../../../arm-linux-androideabi/bin\ld: error: cannot find -liculx
UnrealBuildTool: C://android-ndk-r12b/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/lib/gcc/arm-linux-androideabi/4.9.x/../../../../arm-linux-androideabi/bin\ld: error: cannot find -licuio
UnrealBuildTool: C://android-ndk-r12b/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/lib/gcc/arm-linux-androideabi/4.9.x/../../../../arm-linux-androideabi/bin\ld: error: cannot find -lfreetype2412
UnrealBuildTool: C://android-ndk-r12b/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/lib/gcc/arm-linux-androideabi/4.9.x/../../../../arm-linux-androideabi/bin\ld: error: cannot find -lnvToolsExtStub
UnrealBuildTool: C://android-ndk-r12b/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/lib/gcc/arm-linux-androideabi/4.9.x/../../../../arm-linux-androideabi/bin\ld: error: cannot find -lLowLevelPROFILE
UnrealBuildTool: C://android-ndk-r12b/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/lib/gcc/arm-linux-androideabi/4.9.x/../../../../arm-linux-androideabi/bin\ld: error: cannot find -lLowLevelClothPROFILE
UnrealBuildTool: C://android-ndk-r12b/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/lib/gcc/arm-linux-androideabi/4.9.x/../../../../arm-linux-androideabi/bin\ld: error: cannot find -lPhysX3PROFILE
UnrealBuildTool: C://android-ndk-r12b/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/lib/gcc/arm-linux-androideabi/4.9.x/../../../../arm-linux-androideabi/bin\ld: error: cannot find -lPhysX3ExtensionsPROFILE
Please, help me.