Subject Problems android 6.0.1 and libfbclient.3.0.2
I do not know whether the question in a favorable position.

pandroid use for writing Android applications pandroid

Android 4.1.2  (PDA CM388)
adb push /system/lib/ 0.2

applications work well

android 6.0.1 (Tablet  meanIT C71  armv7a)
adb push /system/lib/ 0.2
Can not load library, /system/lib/ 0.2

GetLazarus create JNI library (arm-android) and  jni library call

Best regards,

Zeljko Cvijanovic