Define type of return from the timing functions.

Define to 1 if the platform supports floating point.

Define to 1 if the platform has stdio.h and implements the printf function.

Define to 1 if the platform has stdio.h.

Define to 1 if platform has the time.h header file, and implementation of functions thereof.

Needed if platform does not support getting arguments to main.

Needed if platform does not support returning a value from main.

Defines method to get a block of memry.

Define for parallel execution

Defines method to get seed values that cannot be computed at compile time.

Define total size for data algorithms will operate on

Define to 1 if platform has the time.h header file, and implementation of functions thereof.

Sample implementation for launching parallel contexts This implementation uses fork, waitpid, shmget,shmat and shmdt.

Sample implementation for launching parallel contexts This implementation uses pthread_thread_create and pthread_join.

Sample implementation for launching parallel contexts This implementation uses fork, socket, sendto and recvfrom