message: add CAMP_LIB flag
diff: @@ -507,15 +507,18 @@ RAJA_OPT = -I$(RAJA_DIR)/include
  ifdef CUB_DIR
  RAJA_OPT += -I$(CUB_DIR)
  endif
  +
  +CAMP_LIB = -lcamp
  ifdef CAMP_DIR
  RAJA_OPT += -I$(CAMP_DIR)/include
  + CAMP_LIB = $(XLINKER)-rpath,$(CAMP_DIR)/lib -L$(CAMP_DIR)/lib -lcamp
  endif
  -RAJA_LIB = $(XLINKER)-rpath,$(RAJA_DIR)/lib -L$(RAJA_DIR)/lib -lRAJA -lcamp
  +RAJA_LIB = $(XLINKER)-rpath,$(RAJA_DIR)/lib -L$(RAJA_DIR)/lib -lRAJA $(CAMP_LIB)
  # UMPIRE library configuration
  UMPIRE_DIR = @MFEM_DIR@/../umpire
  UMPIRE_OPT = -I$(UMPIRE_DIR)/include $(if $(CAMP_DIR), -I$(CAMP_DIR)/include)
  -UMPIRE_LIB = -L$(UMPIRE_DIR)/lib -lumpire -lcamp
  +UMPIRE_LIB = -L$(UMPIRE_DIR)/lib -lumpire $(CAMP_LIB)
  # MKL CPardiso library configuration
  MKL_CPARDISO_DIR ?=
  