Unix/Linux make [0]. As originally written, the rules following a dependency line must be indented by a TAB character. Any other white space causes make to er

Unix/Linux make [0]. As originally written, the rules following a dependency line must be indented by a TAB character. Any other white space causes make to error. Early on, the author was asked to change the program to allow any white space indentation at the beginning of a rule line. The author replied: I had a user population of about a dozen, most of them friends, and I didn't want to screw up my embedded base. [0] https://en.m.wikipedia.org/wiki/Make_(software)#Rules https://en.m.wikipedia.org/wiki/Make_(software)#Rules