Quantised Mobilenet make error

[Afef00]

Hello, I am trying Cross-compiling Arm NN for Zynq-7000.I have followed the steps mentioned in this link https://developer.arm.com/solutions/machine-learning-on-arm/developer-material/how-to-guides/cross-compiling-arm-nn-for-the-raspberry-pi-and-tensorflow/extracting-arm-nn-on-your-raspberry-pi-and-running-a-sample-program I tried to run makefile for the Quantised Mobilenet example on my host machine (ubuntu 18.04) but I ge this error : /home/lsa/armnn-pi/armnn/build/libarmnn.so: undefined reference to `pthread_create' collect2: error: ld returned 1 exit status Makefile:14: recipe for target 'mobilenetv1_quant_tflite' failed make: *** [mobilenetv1_quant_tflite] Error 1