make—maintains, updates, and regenerates groups of related programs and files

make [ –f makefile ] … [ –d ] [ –dd ] [ –D ]
   [ –DD ] [ –e ] [ –i ] [ –k ] [ –n ] [ –p ] [ –P ]
   [ –q ] [ –r ] [ –s ] [ –S ] [ –t ] [ target …]
   [ macro=value…]

make updates files according to commands listed in a description file, and if the target file is newer than the dependency file of the same name, make will update the target file.

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