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pthread_getspecific(3)
NAME
  pthread_getspecific - Obtains the thread-specific data associated with the
  specified key.

LIBRARY
  DECthreads POSIX 1003.1c Library (libpthread.so)

SYNOPSIS
  #include <pthread.h>

  void	 *pthread_getspecific(
			   pthread_key_t    key);

STANDARDS
  Interfaces documented on this reference page conform to industry standards
  as follows:

  IEEE Std 1003.1c-1995, POSIX System Application Program Interface

PARAMETERS
  key	    The context key identifies the thread-specific data to be
	    obtained.  Obtain this key by calling the pthread_key_create(3)
	    routine.

DESCRIPTION
  This routine obtains the thread-specific data associated with the specified
  key for the current thread.  This routine returns the value currently bound
  to the specified key on behalf of the calling thread.

  This routine may be called from a thread-specific data destructor function.

RETURN VALUES
  No errors are returned.  This routine returns the thread-specific data
  value associated with the specified key argument.  If no thread-specific
  data value is associated with key, or if key is not defined, then this
  routine returns a NULL value.

RELATED INFORMATION
  Functions: pthread_key_create(3), pthread_setspecific(3)

  Manuals: Guide to DECthreads and Programmer's Guide