...targets.

GNU make refers to intermediate files as secondary files. It uses the word intermediate in a slightly different, more restrictive sense.

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...RATFOR

RATFOR is a preprocessor for FORTRAN that provides control flow constructs similar to C. Many UNIX systems have the original AT&T RATFOR. Our laboratory distributes a freely available RATFOR on its World Wide Web server.

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...Prg.rules.std

Compilation and link rules are compiler dependent. In the Frog example, we include some generic FORTRAN rules; at our laboratory compilation rules depend on an environment variable indicating the compiler type.

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