pid-size.cpp

//
// pthread_t is usually an unsigned long, at least on Linux, but POSIX
// does not guarantee this.
//

#include <pthread.h>
#include <iostream>

int main()
{
    std::cout << "sizeof(int)       : " << sizeof(int) << "\n"
              << "sizeof(long)      : " << sizeof(long) << "\n"
              << "sizeof(ulong)     : " << sizeof(unsigned long) << "\n"
              << "sizeof(pthread_t) : " << sizeof(pthread_t) << "\n";

    return 0;
}