Compare two thread IDs
#include <pthread.h> int pthread_equal( pthread_t t1, pthread_t t2 );
Use the -l c option to qcc to link against this library. This library is usually included automatically.
The pthread_equal() function compares the thread IDs of t1 and t2. It doesn't check to see if they're valid thread IDs.
POSIX 1003.1 THR