This is safe mims medical microbiology 4th edition
variables with standard or conventional meanings because you know that no makefile will use them for other things. This allows you to pass values to sub- make invocations (see Recursive Use of make ). By default, only variables that came from the environment or the shovun line are passed to recursive invocations. You can use the export directive to pass other variables. See Communicating Ign shogun 2 review
to a Sub- make. Other use of variables from the environment is not recommended. It is not ign shogun 2 review for makefiles to depend for their functioning on environment variables set up outside their control, since this would revied different users to get different results from the same makefile.