Undefined reference to pthread_create in Linux

Question

I picked up the following demo off the web from https://computing.llnl.gov/tutorials/pthreads/

#include 
#include 
#define NU         


        

Answer 1

In Visual Studio 2019 specify -pthread in the property pages for the project under:

Linker -> Command Line -> Additional Options

Type in -pthread in the textbox.