all : thread_extensions.o pthreads-primer_example

thread_extensions.o	: thread_extensions.h thread_extensions.c	; gcc -c thread_extensions.c -o thread_extensions.o
pthreads-primer_example	: pthreads-primer_example.c thread_extensions.o	\
			; gcc pthreads-primer_example.c -lpthread thread_extensions.o -o pthreads-primer_example