futex tests: Trivial Makefile cleanups

Use := to assign most Make variables
    Use -C to change directory when invoking $(MAKE)
    Append to CFLAGS and LDFLAGS -- in case these have been defined outside
    	the Makefiles. e.g.: "CFLAGS=foo make all"

    Signed-off-by: Matt Helsley <matthltc@us.ibm.com>
    Signed-off-by: Darren Hart <dvhltc@us.ibm.com>
2 files changed
tree: f83e94283ce6276dccfd5cc3c042181897cbe813
  1. functional/
  2. include/
  3. performance/
  4. stress/
  5. .gitignore
  6. Makefile
  8. run.sh