How install POSIX Threads / glibc2?

[Paul Floyd]

On 27-02-23 22:29, Murray Eisenberg wrote:
> I'm trying to build the non-Macports math program "surf" 
> from  http://surf.sourceforge.net. This is a tool to visualize algebraic 
> curves and surfaces -- and NOT the program "surf" from Macports. (The 
> latter is just a simple web bnowser._
> 
> Among the dependencies required for this math program "surf" ks "POSIX 
> Threads (glibc2 on Linux)".

That's part of the system libraries on macOS.

A+
Paul